Preheat oven to 350°. In a shallow bowl, combine butter, mustard, Worcestershire sauce and salt. Place bread crumbs and cheese in another shallow bowl. Dip chicken in butter mixture, then in bread crumb mixture, patting to help coating adhere. , Place in an ungreased 15x10x1-in. baking pan. Drizzle with any remaining butter mixture. Bake, uncovered, until a thermometer inserted in chicken reads 165°, 25-30 minutes.