Increase secondary timeout to 600ms

services/document-updater/app/coffee/RedisBackend.coffee

@@ -6,7 +6,7 @@ Metrics = require "metrics-sharelatex"
 
 class Client
 	constructor: (@clients) ->
-		@SECONDARY_TIMEOUT = 200
+		@SECONDARY_TIMEOUT = 600
 		@HEARTBEAT_TIMEOUT = 2000
 		
 	multi: () ->