UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9LE6e/+Ad+jmRXnfrvdaL2Ulnp6rb7GT1NnOC+L1NZE=' 
WHERE 
  key_id = 'cad42f04196b9df98979447051819560ddb841ef053141d700c6283ccfde186e' 
  AND (
    token = '9LE6e/+Ad+jmRXnfrvdaL2Ulnp6rb7GT1NnOC+L1NZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )