UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mr4UhzpjFFfqnV1RqSQl1ygfg/kkIhIeD+9asCYOJqQ=' 
WHERE 
  key_id = 'dbe465ef35fb1e80b4bdddce2952857435fac4b5c780281ae427eff1a78a4875' 
  AND (
    token = 'mr4UhzpjFFfqnV1RqSQl1ygfg/kkIhIeD+9asCYOJqQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )