UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nU0RyBdZdDhTJqYxif8XLjWHK+phctP5BWuE+VbuW18=' 
WHERE 
  key_id = '0dd5df42fd39145c634d33d9de0c7767a0926fb646e05c77d4b9c6e12ca96813' 
  AND (
    token = 'nU0RyBdZdDhTJqYxif8XLjWHK+phctP5BWuE+VbuW18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )