In a small bowl, whisk together the soy sauce, honey, vinegar, garlic, ginger, and garlic.
Place the marinade in a saucepan and bring to a boil. Simmer for 5 minutes until the liquid is reduced to half. Set aside and cool down.
Drizzle the salmon fillets with the olive oil and place it skin-side down in a hot skillet. Turn down the heat and let the fish cook for 5 minutes until the skin is crispy. Flip the salmon and cook for another 3 minutes. Remove the salmon fillets from the pan and let rest for 5 minutes.