UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G/Ffxdw+/Zd3flnWCdpn1a77uAYMxm98kftSdrU+1BQ=' 
WHERE 
  key_id = '8439790c375cbab8fc52592521a99588160022fbc04a0b2984c139de529062f7' 
  AND (
    token = 'G/Ffxdw+/Zd3flnWCdpn1a77uAYMxm98kftSdrU+1BQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )