UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gm5fuAwMX5Jo71ikYPnZKMbYizgRuWXQDkeqXy/pt+0=' 
WHERE 
  key_id = '556cde715e3370b99be42977f76684a7e988c098ce359a5647d5536bce26604d' 
  AND (
    token = 'gm5fuAwMX5Jo71ikYPnZKMbYizgRuWXQDkeqXy/pt+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )