UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+RNPSv9xpSXaaiDlnLHNzlbVqVNNhtxsubWxcP/QyKo=' 
WHERE 
  key_id = 'e73cfa8fad1169763088525a9a81b54f2b984cd67678b814127a6807b5410c68' 
  AND (
    token = '+RNPSv9xpSXaaiDlnLHNzlbVqVNNhtxsubWxcP/QyKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )