UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWE+znUNdfI3UQYkf5ZJfPP8Awm9P3XqQNwA1Kelzqg=' 
WHERE 
  key_id = '8d984e85b639c13ead7bc1e1dc23dc44e91632fc4129b8f9dea17477aa6ede7d' 
  AND (
    token = 'PWE+znUNdfI3UQYkf5ZJfPP8Awm9P3XqQNwA1Kelzqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )