Heat the oven to 400 degrees.
In a medium sized mixing bowl place 2 tablespoons of oil, 2 cloves of chopped garlic, ½ teaspoon of salt, ¼ teaspoon of cayenne, ¼ teaspoon of paprika and the lemon zest. Stir well to combine. Add the shrimp and turn the shrimp several times to coat.
In a second medium sized bowl place 1 tablespoon of of oil, 2 cloves of chopped garlic, ½ teaspoon of salt, ¼ teaspoon of cayenne, ¼ teaspoon of paprika, juice of 1 lemon and the chives. Stir well to combine and set aside.
Pour the shrimp mixture onto a foil-lined baking sheet. Spread the shrimp out into an even single layer. Place the shrimp into the oven and cook until pink, about 8 to 10 minutes (this will vary on the size of shrimp used).
Remove the shrimp from the oven and with a slotted spoon place the cooked shrimp into the second bowl with the spices and lemon juice. Turn the shrimp several times to coat well. Place in the fridge to chill or serve immediately.