UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8UZMWdL0IdNppwGo+goVuFO6zZGp70Xg9JsP28LN0xY=' 
WHERE 
  key_id = '692cd3d02adbf324b6f30832724235919a2db6a228756647e4353cd71b35e6b5' 
  AND (
    token = '8UZMWdL0IdNppwGo+goVuFO6zZGp70Xg9JsP28LN0xY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )