UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e9l/zvoOcJGm0XETvFoCg8eQp8vKO9uYPSg0JvtHu0M=' 
WHERE 
  key_id = '50920432d65e1337597840f36aeb1a6420c2fb1c8006f228a736c913addd2d39' 
  AND (
    token = 'e9l/zvoOcJGm0XETvFoCg8eQp8vKO9uYPSg0JvtHu0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )