UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H7PxNZwepGu2g8Lp0vY0+LQSXg+iEJgtdiojSyUe93A=' 
WHERE 
  key_id = 'c39824d0f716e1b2bf8e6e0f4ccc1e5a41551f36341613aac22d71614a67a402' 
  AND (
    token = 'H7PxNZwepGu2g8Lp0vY0+LQSXg+iEJgtdiojSyUe93A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )