UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vkyJoRmdVVuvgl+t3xArNx6YcW1OfJSy1g/eJ3ldQjk=' 
WHERE 
  key_id = '6fb5b74b17be5f7cc5709ed1f12135364a5324e7722f40b6f6273a27f872a76e' 
  AND (
    token = 'vkyJoRmdVVuvgl+t3xArNx6YcW1OfJSy1g/eJ3ldQjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )