UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4MxUL7gkRSvE8FanIHN3h3NJ8IXaVbdFCUnYAHuEP5I=' 
WHERE 
  key_id = '3a76b3393dce889a7c21a25cedab60444cf7f1bb985201884226f8fe736ec465' 
  AND (
    token = '4MxUL7gkRSvE8FanIHN3h3NJ8IXaVbdFCUnYAHuEP5I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )