UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KG+hGyr9QBJeeSJVpfcOeEomqATiyXtEVRNcEFkMxHI=' 
WHERE 
  key_id = '27f7ff55ce6699ab4854acae9c2f03ba91b60c7f2758dc23e951ee7be026e836' 
  AND (
    token = 'KG+hGyr9QBJeeSJVpfcOeEomqATiyXtEVRNcEFkMxHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )