Encrypt and Decrypt password using sql server query

//1.   with query and parameter

declare @encrypt varbinary(200)

select @encrypt = EncryptByPassPhrase('key', 'abc' )

select @encrypt

select convert(varchar(100),DecryptByPassPhrase('key',@encrypt))

//2.   with query and direct value

declare @encrypt varbinary(200)

select @encrypt = EncryptByPassPhrase('key', 'abc' )

select @encrypt

select convert(varchar(100),DecryptByPassPhrase('key',0x01000000B97F1BA787918D419080AA009A4AC2B04628AFEAC1C1FBFD))