Fixes https://github.com/spring-projects/spring-integration/issues/3294 A `DeadlockLoserDataAccessException` occurs at `JdbcLockRegistry$JdbcLock.unlock()` - better to retry like in the `lock()` **Cherry-pick to 5.3.x, 5.2.x, 5.1.x & 4.3.x**
Fixes https://github.com/spring-projects/spring-integration/issues/3294 A `DeadlockLoserDataAccessException` occurs at `JdbcLockRegistry$JdbcLock.unlock()` - better to retry like in the `lock()` **Cherry-pick to 5.3.x, 5.2.x, 5.1.x & 4.3.x**