Preheat the oven to 425°F. Spray the baking sheet with non stick cooking spray.
In a small bowl, combine dijon mustard and honey.In a separate small bowl, combine panko crumbs, lemon zest, parsley, paprika, salt, and pepper.Spread the dijon honey mixture over the salmon then coat the salmon with the bread crumb mixture. Bake for approximately 20 minutes or until the internal temperature reaches 145°F.
Meanwhile, heat a small saucepan over medium-high heat. Melt the butter then add the garlic. Cook until fragrant. Add broth, heavy cream, lemon juice, salt, and pepper. Bring the mixture to a boil.Reduce heat to a simmer. Stir in sour cream and cook until thickened. Drizzle on salmon just prior to serving. Store leftovers in an airtight container in the refrigerator for 3-4 days.