UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2zjhm/3i6Spi8jL2o8sBjaikH6enaSJt52YWATmjVrg=' 
WHERE 
  key_id = '1977a8e915a2b7b13012b944172d59d5e0961e0a9bd0515f0ea1a4243b721dea' 
  AND (
    token = '2zjhm/3i6Spi8jL2o8sBjaikH6enaSJt52YWATmjVrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )