============> if(@JobID = 'Your Skill ID')
BEGIN
declare @ItemID1 varchar (64)
select ItemID=@ItemID1 from _InventoryForAvatar where CharID = @CharID and Slot = '4'
UPDATE dbo._Items set MagParamNum='5',MagParam1='30064771144',MagParam2= '30064771150',MagParam3='5583457484950',MagParam4= '5583457484962',MagParam5='257698037898'WHERE ID64 = (select ItemID from _InventoryForAvatar where CharID = @CharID and Slot = '4' and ItemID>0)
END