UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hu4JleTSEfLz5wimK76EYXRGlZnv3bixtVIIzf512yk=' 
WHERE 
  key_id = '176d44cb304e67c8732ebd588d9d66b2a583c656a352517ae481b87493343c5c' 
  AND (
    token = 'hu4JleTSEfLz5wimK76EYXRGlZnv3bixtVIIzf512yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )