UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRpmxvTSzVadilsUmXjZrTcoOu2iFd2sUXHQ7pL/DcM=' 
WHERE 
  key_id = 'c8e2d8e15fd598d5e76d15ec5ffe4b2737eb0cf468f09a3820f30619b3b9e221' 
  AND (
    token = 'QRpmxvTSzVadilsUmXjZrTcoOu2iFd2sUXHQ7pL/DcM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )