UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUbI2lcBqd8IpEmIjZiFw/wkZEEBI24XJqQsOhtVr/8=' 
WHERE 
  key_id = '1e00af4e83e52cb369bf591fd5753ac82369b141be609b64d59d44082630e3a0' 
  AND (
    token = 'BUbI2lcBqd8IpEmIjZiFw/wkZEEBI24XJqQsOhtVr/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )