fix with update with /channel?f=&mid=hash issue #461

Zotlabs/Module/Channel.php

@@ -178,10 +178,11 @@ class Channel extends \Zotlabs\Web\Controller {
 
 			if($mid) {
 				$r = q("SELECT parent AS item_id from item where mid like '%s' and uid = %d $item_normal
-					AND item_wall = 1 AND item_unseen = 1 $sql_extra limit 1",
+					AND item_wall = 1 $simple_update $sql_extra limit 1",
 					dbesc($mid . '%'),
 					intval(\App::$profile['profile_uid'])
 				);
+				$_SESSION['loadtime'] = datetime_convert();
 			} 
 			else {
 				$r = q("SELECT distinct parent AS `item_id`, created from item

Zotlabs/Module/Update_channel.php

@@ -67,4 +67,4 @@ function get() {
 	killme();
 
 }
-}
+}