UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xtVWS1UlMeSwY/BSgr6d2a0vBoO1ppgQcNsGU6TXYtA=' 
WHERE 
  key_id = '2fff9ca845761e4f042049c305ddaaa0de56551fe0da6cb5ccffb9141c6db5b5' 
  AND (
    token = 'xtVWS1UlMeSwY/BSgr6d2a0vBoO1ppgQcNsGU6TXYtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )