UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2TANPk6g8NuKLsc4CuM2IeOwHvsvUJ3UU9y6AQTWh2M=' 
WHERE 
  key_id = '342ad227a2c985e1d6525200a4b208aab2ee7b5bafd30d4b6efd5d299ddcf2bf' 
  AND (
    token = '2TANPk6g8NuKLsc4CuM2IeOwHvsvUJ3UU9y6AQTWh2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046