UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zwurGFHSo9l+8piUyAManToJNXCs6/ERMDnJeVhIw+w=' 
WHERE 
  key_id = '283c8b91ec78b4b310f6b8d4e12a8c2f708a758ed6dffd550f0866b7a97b9c26' 
  AND (
    token = 'zwurGFHSo9l+8piUyAManToJNXCs6/ERMDnJeVhIw+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )