UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZSczItbgBSq7geraUx2spOtctlsunGvm3xMino45hCw=' 
WHERE 
  key_id = '768f079f8e78a6d8e4541a7ed8f5b54673398041c1cf81d07e5f64d29e83828f' 
  AND (
    token = 'ZSczItbgBSq7geraUx2spOtctlsunGvm3xMino45hCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )