UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T915RRq46X8+wSWzfI2YK0JfZBRiYI+0GwlUTge0aLM=' 
WHERE 
  key_id = '6be3ff21f4bb2d384cd4ac9734739b366bdc8aee951183f39209f9b430f98be2' 
  AND (
    token = 'T915RRq46X8+wSWzfI2YK0JfZBRiYI+0GwlUTge0aLM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )