UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VX136qXk120R5IUKkWy9k8sSwOamxnOjqo3HO++6X2k=' 
WHERE 
  key_id = '18f86b357330edccee3bd7b3c3751e5135cb01dccca5ed2d88a6875759525155' 
  AND (
    token = 'VX136qXk120R5IUKkWy9k8sSwOamxnOjqo3HO++6X2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )