using System;

using System.Security.Cryptography;

using System.Text;

public class Program

{

    public static void Main()

    {

        var password = "new";

        using (var sha = new SHA256Managed())

        {

            var bytes = Encoding.Default.GetBytes(password);

            byte[] encodedBytes = sha.ComputeHash(bytes);

            var hash = BitConverter.ToString(encodedBytes).Replace("-", string.Empty);

            var result = string.Format("UPDATE SupportAccount SET BypassSaltForPassword = 1, PasswordEncryptedPassword = '{0}', PasswordExpiresDateUtc = '2019-01-01T00:00:00' WHERE SupportAccountID = XXXX", hash);

            Console.WriteLine(result);

        }

    }

}

​