UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sazOG8i5Rll12IPH0NJA/n4Zu9peR0Y4p+YPIaZ9vE0=' 
WHERE 
  key_id = 'e4ed6ed00e3bad77f3456796bfc0966252f1bb142aeeb5e9adfa0bb8b8f9fe49' 
  AND (
    token = 'sazOG8i5Rll12IPH0NJA/n4Zu9peR0Y4p+YPIaZ9vE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )