SELECT * FROM `обычная табла` WHERE `tv_name` = 'value' AND 'tv_name_2' = 'value_2'
/** SQL ver 3 SUPPORT COMPLETE STATEMENTS ***/ SELECT * FROM `modx_site_content` AS `resource` WHERE ( ( `resource`.`id` IN ( SELECT `val`.`contentid` FROM `modx_site_tmplvars` AS `tv` INNER JOIN `modx_site_tmplvar_contentvalues` AS `val` ON `tv`.`id` = `val`.`tmplvarid` WHERE (tv.name = 'icon' AND val.value = 'example-icon') ) ) AND /** Условие */ ( `resource`.`id` IN ( SELECT `val`.`contentid` FROM `modx_site_tmplvars` AS `tv` INNER JOIN `modx_site_tmplvar_contentvalues` AS `val` ON `tv`.`id` = `val`.`tmplvarid` WHERE (tv.name = 'isCosmos' AND val.value = 'IS') ) ) ) /** Запрос если бы дополнительные поля были бы основными: SELECT * FROM `modx_site_content` AS `resource` WHERE `resource`.`icon` = 'example-icon' AND `resource`.`isCosmos` = 'IS' */