UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+v4+VB20Vvj74zh8uE7Ztljz3gOZfL9phQI0jto4BoE=' 
WHERE 
  key_id = '20d7ef087031efa2f8817bbc7d239b520b7f5208affa8ae0d1c467a983409190' 
  AND (
    token = '+v4+VB20Vvj74zh8uE7Ztljz3gOZfL9phQI0jto4BoE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )