UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '96weI6ZeUYfj2Sh1Y0yQGhBG1PvUveZocWUbw1i046Y=' 
WHERE 
  key_id = '68350c22c0f9797ab571d635c4874ce3d25631beccb02f3091740b461a248bfe' 
  AND (
    token = '96weI6ZeUYfj2Sh1Y0yQGhBG1PvUveZocWUbw1i046Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )