UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'luengtji5MXas5vJoyinfu1TkCll6SP5HbfJ8ocfqu8=' 
WHERE 
  key_id = 'ca42ccacf1a6bdd6076417677957adb81d77fd3e346a595b89cf4240a209fefd' 
  AND (
    token = 'luengtji5MXas5vJoyinfu1TkCll6SP5HbfJ8ocfqu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )