currently i created REGEXP in find method, but I get "Invalid parameter number" error
$model->find("plink REGEXP '\\\[:lng\\]:plink($|\\\[)' AND id=:categoryId AND isActive=1", array(':lng'=>':'.LNG, ':plink'=>$_GET['category'], ':categoryId'=>$_GET['categoryId']));
original sql query is
SELECT * FROM `category` `t` WHERE plink REGEXP '\\[:en\]categoryurl($|\\[)' AND id=10 AND isActive=1 LIMIT 1