UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8KeMpCjK/6GPocST64zk2xwjR0JmRprGHERsOgbUIig=' 
WHERE 
  key_id = '645cf3c81286e717bd77f1fa74257fe6056b13ae7abf394b17dab7cafb40890f' 
  AND (
    token = '8KeMpCjK/6GPocST64zk2xwjR0JmRprGHERsOgbUIig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )