UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fXcPBDjlKtlj84R5kUf1pf+EarpCZuthNpTXzCY3dmA=' 
WHERE 
  key_id = '6a40287453e36c5e6d54900c661e5b8a92b60f769f0a63493c073bc0febd47a3' 
  AND (
    token = 'fXcPBDjlKtlj84R5kUf1pf+EarpCZuthNpTXzCY3dmA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )