UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IvYT2lVZGqfB3NfzbsIn9ZbnEEv2O6HKJlqrDzUdtPA=' 
WHERE 
  key_id = '8d9997f283b70c8158344727106e47dc7dcf4676d023cde7e4b59f9dfd4ef3f7' 
  AND (
    token = 'IvYT2lVZGqfB3NfzbsIn9ZbnEEv2O6HKJlqrDzUdtPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )