UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QfBbeC/oWSSO7jEc99+2xbQD1cHWEnc221oOMMMwhsQ=' 
WHERE 
  key_id = '4c6a2eedd677481588afc776c4182500ab923544a52b135b4256581aebe1a887' 
  AND (
    token = 'QfBbeC/oWSSO7jEc99+2xbQD1cHWEnc221oOMMMwhsQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )