UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y8YtKE9UHOrjLqo2owKKmam+mM9KrvRrZHtqOLeY2ck=' 
WHERE 
  key_id = 'a6d36f1a32ba6f3fa5fa1fed7962e3509b0aec3cb9412ec4715dc7e2285bc2c2' 
  AND (
    token = 'y8YtKE9UHOrjLqo2owKKmam+mM9KrvRrZHtqOLeY2ck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )