UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I1lVuSmzjc4ofqKZNvuL1+0AOgKK9SUhE1ERdOWWLDs=' 
WHERE 
  key_id = '3e455d5476dd5aa59b383b764097c075e8a025cff2f5bad6dc64c54b4b916dc6' 
  AND (
    token = 'I1lVuSmzjc4ofqKZNvuL1+0AOgKK9SUhE1ERdOWWLDs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )