UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CetjbUz9v9TTsfprdg5iV3U1EdKSlR13ShCyzr2gXhI=' 
WHERE 
  key_id = '7dfc121017ff3d0ca63138aa88f10696d2e2a65fe3c26d6ac7cd576d626bb497' 
  AND (
    token = 'CetjbUz9v9TTsfprdg5iV3U1EdKSlR13ShCyzr2gXhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )