lock: set the role that can access to specified emoji
unlock: unlock the emoji and make it public back again
lockall: lock all emojis with given role in your server
unlockall: unlock all emojis.
masslock & massunlock: lock & unlock multiple emojis at onetime!
lockanim & unlockanim: lock & unlock all animated emojis only!
Detailed information can be found by typing e.help and e.faq!