UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ezb5Q3DHgC78tWCVl8bb9zOJTlBArBUO/M8wBhoRyBg=' 
WHERE 
  key_id = '84f5625778c0507941f6fa930443e8c343a128c034a45d574af700d8547379e4' 
  AND (
    token = 'ezb5Q3DHgC78tWCVl8bb9zOJTlBArBUO/M8wBhoRyBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )