UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5CdYiY9wc8QnDPOCfWZei2uMmyMjkgrAEonL+Y4CBr0=' 
WHERE 
  key_id = '94b2ac9621bfbe492c086ac7a47bb9993e943249f5b852749b008acaa1bafd6f' 
  AND (
    token = '5CdYiY9wc8QnDPOCfWZei2uMmyMjkgrAEonL+Y4CBr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )