UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1rZHsErCJeNOpXu38RsM+dIZW3LZU3PicZKldgV7834=' 
WHERE 
  key_id = '881a5a6e34d645aa3eeaf6d072e3fc0d4707e3488f6984c8518a3d8662579509' 
  AND (
    token = '1rZHsErCJeNOpXu38RsM+dIZW3LZU3PicZKldgV7834=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )