diff --git a/lib/cartodb/template_maps.js b/lib/cartodb/template_maps.js
index f103e59a..164161a8 100644
--- a/lib/cartodb/template_maps.js
+++ b/lib/cartodb/template_maps.js
@@ -44,11 +44,6 @@ function TemplateMaps(redis_pool, opts) {
 
   // User templates (HASH:tpl_id->tpl_val)
   this.key_usr_tpl = dot.template("map_tpl|{{=it.owner}}");
-
-  // User template locks (HASH:tpl_id->ctime)
-  this.key_usr_tpl_lck = dot.template("map_tpl|{{=it.owner}}|locks");
-
-  this.lock_ttl = this.opts['lock_ttl'] || 5000;
 }
 
 util.inherits(TemplateMaps, EventEmitter);