UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PGQjDKLMTsgyBu65pvNqCqH9UYEsZmKpJ91b6JYeo7M=' 
WHERE 
  key_id = '648e40be6ee1a6ae7443797666173297ee332083d00b5917d404af4374eba449' 
  AND (
    token = 'PGQjDKLMTsgyBu65pvNqCqH9UYEsZmKpJ91b6JYeo7M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )