Use NOW in token expiry schedule

sections/schedule/every/expire_tokens.php

 <?
 //------------- Expire old FL Tokens and clear cache where needed ------//
 
-$sqltime = sqltime();
 $DB->query("
   SELECT DISTINCT UserID
   FROM users_freeleeches
   WHERE Expired = FALSE
-    AND Time < '$sqltime' - INTERVAL 4 DAY");
+    AND Time < (NOW() - INTERVAL 4 DAY)");
 if ($DB->has_results()) {
   while (list($UserID) = $DB->next_record()) {
     $Cache->delete_value('users_tokens_'.$UserID[0]);
     FROM users_freeleeches AS uf
       JOIN torrents AS t ON uf.TorrentID = t.ID
     WHERE uf.Expired = FALSE
-      AND uf.Time < '$sqltime' - INTERVAL 4 DAY");
+      AND uf.Time < (NOW() - INTERVAL 4 DAY)");
   while (list($UserID, $InfoHash) = $DB->next_record(MYSQLI_NUM, false)) {
     Tracker::update_tracker('remove_token', array('info_hash' => rawurlencode($InfoHash), 'userid' => $UserID));
   }
   $DB->query("
     UPDATE users_freeleeches
     SET Expired = TRUE
-    WHERE Time < '$sqltime' - INTERVAL 4 DAY
+    WHERE Time < (NOW() - INTERVAL 4 DAY)
       AND Expired = FALSE");
 }
 ?>