text: SELECT 
    c.`uuid` AS uuid,
    c.`name` AS name,
    c.`user` AS user,
    c.`open` AS open,
    b.`uri` AS brokerUri,
    b.`name` AS brokerName,
    b.`user` AS brokerUser
  FROM `clients` c
  INNER JOIN `brokers`b ON b.`uri` = c.`broker`
  WHERE b.`user` = c.`user`
  AND c.`user` = ?
  AND c.`uuid` = ?
  LIMIT 0,1;