UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ARGgILOGu0YhyM1r6k9/OZU3hKAWfCCtLzqBiJSAEQ=' 
WHERE 
  key_id = '39e2f5e4d50744d7539a503bf83f518dd8c24fa0d59eb68a8acc1646a4640e88' 
  AND (
    token = '6ARGgILOGu0YhyM1r6k9/OZU3hKAWfCCtLzqBiJSAEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )