UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '55E8qs/eRWUZ98VQuT3f09XYLrkzHYPLayqWH/ZEP8Y=' 
WHERE 
  key_id = '56891cf52a6f88bfb5ee0dcbf08faf07bac3ff1cabf8b5907641b0f7ef5c4658' 
  AND (
    token = '55E8qs/eRWUZ98VQuT3f09XYLrkzHYPLayqWH/ZEP8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )