UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/9z830TdEmocLFG8lkx0QrbfTmeibVVJIFELQLxLzB0=' 
WHERE 
  key_id = 'ac2cd24f8cbef1e7e81f73ca077ad41c4f862ffa91a239a9663802c3b503993e' 
  AND (
    token = '/9z830TdEmocLFG8lkx0QrbfTmeibVVJIFELQLxLzB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )