UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FCn/8rq8wOM5tdy+dNCgLjisYrkhsWKwDSk8/f4KJcw=' 
WHERE 
  key_id = 'c9a210ea05524390aaad35fc7058943b235e7a9192c13b2e0f7e62db8d7e4662' 
  AND (
    token = 'FCn/8rq8wOM5tdy+dNCgLjisYrkhsWKwDSk8/f4KJcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )