SELECT
   o.orderId,
   c.name,
   GROUP_CONCAT(DISTINCT(cph.phone_number) SEPARATOR ';') AS phone,
   o.dateCreate,
   o.dateClose,
   o.shopId,
   o.statusId,
   o.summPrice,
   o.purchasePrice
FROM
   orders o
LEFT JOIN counteragents c ON c.id = o.counteragentId
LEFT JOIN counteragents_phone cph ON c.id = cph.counteragent_id
WHERE
   o.dateClose IS NULL
GROUP BY c.id
ORDER BY dateCreate DESC
LIMIT 30