UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '27rfMq7Y91WXniR97BXwfRYrjX9HVMu29RCnEyvUVsM=' 
WHERE 
  key_id = 'ac953db1d7e0f54d2e41ff4db98594f889962fb06b259c68098f3819da72ef5f' 
  AND (
    token = '27rfMq7Y91WXniR97BXwfRYrjX9HVMu29RCnEyvUVsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )