diff --git a/enterprise_access/apps/content_assignments/api.py b/enterprise_access/apps/content_assignments/api.py
index 419a94bc4..32dc17417 100644
--- a/enterprise_access/apps/content_assignments/api.py
+++ b/enterprise_access/apps/content_assignments/api.py
@@ -150,6 +150,9 @@ def _normalize_course_key(course_key_str: str) -> str:
     else:
         return course_key_str
 
+def _normalize_course_key_from_metadata(assignment_configuration, content_key):
+    content_summary = _get_content_summary(assignment_configuration, content_key)
+    return content_summary.get('content_key')
 
 def get_assignment_for_learner(
     assignment_configuration,
@@ -187,15 +190,18 @@ def get_assignment_for_learner(
         constraint across [assignment_configuration,lms_user_id,content_key].  BUT still technically possible if
         internal staff managed to create a duplicate assignment configuration for a single enterprise.
     """
-    content_key_to_match = None
-    # Whatever the requested content_key is, normalize it to a course with no namespace prefix.
-    try:
-        requested_course_run_locator = CourseKey.from_string(content_key)
-        # No exception raised, content_key represents a course run, so convert it to a course.
-        content_key_to_match = _get_course_key_from_locator(requested_course_run_locator)
-    except InvalidKeyError:
-        # Either the key was already a course key (no problem), or it was something else (weird).
-        content_key_to_match = _normalize_course_key(content_key)
+
+    # content_key_to_match = None
+    # # Whatever the requested content_key is, normalize it to a course with no namespace prefix.
+    # try:
+    #     requested_course_run_locator = CourseKey.from_string(content_key)
+    #     # No exception raised, content_key represents a course run, so convert it to a course.
+    #     content_key_to_match = _get_course_key_from_locator(requested_course_run_locator)
+    # except InvalidKeyError:
+    #     # Either the key was already a course key (no problem), or it was something else (weird).
+    #     content_key_to_match = _normalize_course_key(content_key)
+
+    content_key_to_match = _normalize_course_key_from_metadata(assignment_configuration, content_key)
     queryset = LearnerContentAssignment.objects.select_related('assignment_configuration')
     try:
         return queryset.get(
@@ -370,15 +376,21 @@ def _update_and_refresh_assignments(assignment_records, fields_changed):
         )
     )
 
-
-def _get_content_title(assignment_configuration, content_key):
+def _get_content_summary(assignment_configuration, content_key):
     """
-    Helper to retrieve (from cache) the title of a content_key'ed content_metadata
+    Helper to retrieve (from cache) the content metadata summary
     """
     content_metadata = get_and_cache_content_metadata(
         assignment_configuration.enterprise_customer_uuid,
         content_key,
     )
+    return content_metadata
+
+def _get_content_title(assignment_configuration, content_key):
+    """
+    Helper to retrieve (from cache) the title of a content_key'ed content_metadata
+    """
+    content_metadata = _get_content_summary(assignment_configuration, content_key)
     return content_metadata.get('content_title')
 
 
diff --git a/enterprise_access/apps/subsidy_access_policy/tests/test_models.py b/enterprise_access/apps/subsidy_access_policy/tests/test_models.py
index 79ef568e9..f2702a1c6 100644
--- a/enterprise_access/apps/subsidy_access_policy/tests/test_models.py
+++ b/enterprise_access/apps/subsidy_access_policy/tests/test_models.py
@@ -764,7 +764,14 @@ def setUp(self):
             autospec=True,
         )
         self.mock_assignments_api = self.assignments_api_patcher.start()
+
+        assign_get_content_metadata_patcher = patch(
+            'enterprise_access.apps.content_assignment.api.get_and_cache_content_metadata'
+        )
+        self.mock_assign_get_content_metadata = assign_get_content_metadata_patcher.start()
+
         self.addCleanup(self.assignments_api_patcher.stop)
+        self.addCleanup(assign_get_content_metadata_patcher.stop)
 
     @classmethod
     def setUpClass(cls):
@@ -970,6 +977,10 @@ def test_redeem(
         self.mock_get_content_metadata.return_value = {
             'content_price': 200,
         }
+        self.mock_assign_get_content_metadata.return_value = {
+            'content_price': 200,
+            'course_key': 'edX+DemoX',
+        }
         self.mock_subsidy_client.can_redeem.return_value = {'can_redeem': True, 'active': True}
         self.mock_transactions_cache_for_learner.return_value = {
             'transactions': [],