UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zz5S/XO6yvvmt3v9MdtrsygbChKgpb66a6lGjaFJwzs=' 
WHERE 
  key_id = '7d3a8574ca074cab93b354c42b3c5b544198781c93f37d9488bedd3394aa0705' 
  AND (
    token = 'Zz5S/XO6yvvmt3v9MdtrsygbChKgpb66a6lGjaFJwzs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )