UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'At5ZKeghSlF51QBGYxJw6xXaTmicvAfHafbHHhynJ8w=' 
WHERE 
  key_id = '204f0099cda1dcf48301b68d9f7baa863db366e162f17c39b19bb4d8da37898c' 
  AND (
    token = 'At5ZKeghSlF51QBGYxJw6xXaTmicvAfHafbHHhynJ8w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )