Add account to migration retry table on transient dynamo failure

service/src/main/java/org/whispersystems/textsecuregcm/storage/AccountsDynamoDb.java

@@ -214,6 +214,7 @@ public class AccountsDynamoDb extends AbstractDynamoDbStore implements AccountSt
         throw new IllegalArgumentException(e);
       }
 
+      try {
         try {
           UpdateItemResponse response = client.updateItem(updateItemRequest);
 
@@ -228,6 +229,12 @@ public class AccountsDynamoDb extends AbstractDynamoDbStore implements AccountSt
           // but we can infer it was an optimistic locking failure if the UUID is known
           throw get(account.getUuid()).isPresent() ? new ContestedOptimisticLockException() : e;
         }
+      } catch (final Exception e) {
+        // the Dynamo account now lags the Postgres account version. Put it in the migration retry table so that it will
+        // get updated faster—otherwise it will be stale until the accounts crawler runs again
+        migrationRetryAccounts.put(account.getUuid());
+        throw e;
+      }
 
     });
   }