UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vr5hWFsJZKXvXTjQ5MYMSsX5WNePx2gzzn+epWcz8Ac=' 
WHERE 
  key_id = '8d1b29d957aefd6f753c5008a4f85dad7219487440f1ddf453b3fccd41dbf15a' 
  AND (
    token = 'Vr5hWFsJZKXvXTjQ5MYMSsX5WNePx2gzzn+epWcz8Ac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )