UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mLGZHYm5P2x6gHS6RJAqiBMiuEX4hq8H6a3RPZ7BfGA=' 
WHERE 
  key_id = '471314c2d6a119e233a42bce191554528a2cff3141cdacef81011c2e81ec36eb' 
  AND (
    token = 'mLGZHYm5P2x6gHS6RJAqiBMiuEX4hq8H6a3RPZ7BfGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )