UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ssdd4CIsUs9DQNNhnLZnpRHcnRG4dBU1y7yKmdIeX8Y=' 
WHERE 
  key_id = '91a5c7920c9647426b5eb6185fcde0b638997710de9c6e3a4bfe51ca35df3caf' 
  AND (
    token = 'Ssdd4CIsUs9DQNNhnLZnpRHcnRG4dBU1y7yKmdIeX8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )