UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OHL2znQiH1EtaMdMVz8ZDvX3f//qCtll7n48YD2LyXA=' 
WHERE 
  key_id = '3f32820df41401926ef13de12994cc0d559d04f860295a2a161c61740bcff84c' 
  AND (
    token = 'OHL2znQiH1EtaMdMVz8ZDvX3f//qCtll7n48YD2LyXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )