UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dp4CRMWmY8rHomwYX+wCKUQvPWNHPQjPDLt/eafrMxM=' 
WHERE 
  key_id = '815771762556b76a7ce6092e98881839503320d1237e822a9b4beb01b292864c' 
  AND (
    token = 'Dp4CRMWmY8rHomwYX+wCKUQvPWNHPQjPDLt/eafrMxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )