UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GiRct5SX48aW51RNk9ubrQWiwFrOUxY6rGiYNMCGkiQ=' 
WHERE 
  key_id = 'f35a147efd201a5e2eddf686a68e973d0fe301a7d2da8917df5720714a6f3447' 
  AND (
    token = 'GiRct5SX48aW51RNk9ubrQWiwFrOUxY6rGiYNMCGkiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )