update to query correctly

kamailio/default.cfg

@@ -602,7 +602,7 @@ route[INTERNAL_TO_EXTERNAL_RELAY]
     if ($hdr(X-KAZOO-AOR) != $null) {
         xlog("L_INFO", "$ci|log|using AOR $hdr(X-KAZOO-AOR)\n");
         if ($hdr(X-KAZOO-INVITE-FORMAT) == "contact") {
-            if(lookup("location") > 0){
+            if(lookup("location", "$hdr(X-KAZOO-AOR)") > 0){
                 xlog("L_INFO", "$ci|end|routing to contact $ru\n");
             } else {
                 xlog("L_INFO", "$ci|end|lookup for AOR $hdr(X-KAZOO-AOR) failed\n");