UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd4n20SlY+soOADpSA27FL/YaQMWW0qMqcVuekBTSmQE=' 
WHERE 
  key_id = '15e3af61453bed56c9bd96f91d7e635ca3826b728cf5a9fe90f5d461bb858925' 
  AND (
    token = 'd4n20SlY+soOADpSA27FL/YaQMWW0qMqcVuekBTSmQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )