This plugin will help you update things on the server, just write /lock on (or just /lock) and the server will be locked for people without the permission Lock.Join. You can set the MOTD for when the server is locked, by typing in /lock setLockedMOTD MOTD, then just Enable it by typing in /lock LockedMOTD on. You can set a timer for how long the server to be locked by typing /lock on time m/h/d (m is for minutes, h is for hours, d is for days). You can even set the message when a player joins while the server is locked by typing: /lock setKickMessage message You can set the Prefix by typing /lock setPrefix prefix (Note: The Prefix can be set to two words from in-game). You can tab complete all the arguments.