UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6B8u+f/0uRkc25V9nukDzmvdxq16lf2iCi9VYoXYCv0=' 
WHERE 
  key_id = '0ad30b8c7dd3ac4fab5952d8e2e7354ee0d8aa7764eca05b799607a102579e22' 
  AND (
    token = '6B8u+f/0uRkc25V9nukDzmvdxq16lf2iCi9VYoXYCv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )