same race, entity has @Version
A: committed. B: failed
B exception:   jakarta.persistence.OptimisticLockException
caused by:     org.hibernate.StaleObjectStateException
final balance: 110, version: 1

update statements Hibernate sent:
update VersionedAccount set balance=?,owner=?,version=? where id=? and version=?
update VersionedAccount set balance=?,owner=?,version=? where id=? and version=?