UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5SEVGODD8QV83LpO2wsDd2sUBqgkYxjVipRvj7EBENU=' 
WHERE 
  key_id = '8a8803970663a4725036585c2d958459375c91aef3eaef8097408387ab21e3c4' 
  AND (
    token = '5SEVGODD8QV83LpO2wsDd2sUBqgkYxjVipRvj7EBENU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )