UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ouifXT3sYBIxhiz6L6Keo8aWry3Fqg0rQ5/EnU/FDOY=' 
WHERE 
  key_id = '27ab8b8ea820ddae494fea6d70d17ae6d450940758813485b7c5e8621c859f0f' 
  AND (
    token = 'ouifXT3sYBIxhiz6L6Keo8aWry3Fqg0rQ5/EnU/FDOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )