UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4rb3R67Oc1WX4isE1sGZ+C2LppgSW4BExc2xqaIKRgY=' 
WHERE 
  key_id = 'e8a3ad550c2dfbe3441315aca260c879ddeafb9aef704618414a500038c6f838' 
  AND (
    token = '4rb3R67Oc1WX4isE1sGZ+C2LppgSW4BExc2xqaIKRgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )