My time ban is not working after many attempts?

I tried. honestly. plz help

local dds = game:GetService('DataStoreService')
local bandata = dds:GetDataStore('bandata')

game.Players.PlayerAdded:Connect(function(plr)
	local data
	pcall(function()
		data = bandata:GetAsync(plr.UserId)
	end)
	local timeNow = os.time()
	if data ~= nil and plr.UserId == data then
		local sinceBan = timeNow - data
		
		if (sinceBan/3600) >= 24 then
			print('ok')
		else
			plr:Kick('\n you are banned.')
		end
	end
end)

game.Players.PlayerAdded:Connect(function(plr)
	if plr.Name == 'CRAZYQUACKY84' then
		plr.Chatted:Connect(function(ban)
			local args = ban:split(' ')
			if args[1] == ':ban' then
				local plrBan = game.Players:FindFirstChild(args[2])
				if plrBan then
					bandata:SetAsync(game.Players:FindFirstChild(args[2]).UserId, os.time())
					plrBan:Kick('\n you have been banned')
				end
			end
		end)
	end
end)

I just dont know what the problem is. It kicks you but when u join back it wont kick you again. I don't know whether the ban has been stored. I just dk. plz help