UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZtRa8Nl59ke/ylIbj5Zc7dpy1674/xT8BVD8z3vLNxQ=' 
WHERE 
  key_id = '746d77495d393524ba22f09de00400c00b82008f9829a3b5b1ac5be2b0afcff8' 
  AND (
    token = 'ZtRa8Nl59ke/ylIbj5Zc7dpy1674/xT8BVD8z3vLNxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )