UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nm4HqNKeo0kUmva04Pw4drxTpz1FNP8qPfsAkenhKAQ=' 
WHERE 
  key_id = '8a321d6ecbd29057d2f79f55725fd4550d3f4fb6a6db5c5ae0d7e5009dc8fc99' 
  AND (
    token = 'nm4HqNKeo0kUmva04Pw4drxTpz1FNP8qPfsAkenhKAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )