UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6el3qwWlYuND4bQly0+RnIQu/fFYnJZq7/hWhCtbS84=' 
WHERE 
  key_id = '2e702dbbfdba520ac582f868e807d58e030e6238fcdb89465c968fc8927b04bf' 
  AND (
    token = '6el3qwWlYuND4bQly0+RnIQu/fFYnJZq7/hWhCtbS84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )