Combine first 6 ingredients in a small bowl; add olive oil, and stir with a whisk.
Pat turkey dry with paper towels. Loosen skin from breast by inserting fingers, gently pushing between skin and meat. Rub olive oil mixture under loosened skin. Coat turkey with cooking spray.
Place turkey on a rack in a small roasting pan. Cover loosely with foil.
Bake at 325 for 1 hour and 20 minutes or until a thermometer inserted in thickest portion of breast registers 16