UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WEt9uBWO0nUkhibb5uhKg+2iv3ehkxmUx0HhuhhJAyQ=' 
WHERE 
  key_id = 'c087faf66476f62459acf2a8f4e441047c496aca0c53376f09b20439dc8c2182' 
  AND (
    token = 'WEt9uBWO0nUkhibb5uhKg+2iv3ehkxmUx0HhuhhJAyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )