UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xLLyszSbOBXg0Owrs1pBNokXwamLLFpmOsl+R2UsAbU=' 
WHERE 
  key_id = '638732fd1cfa6446e44de91bdb0f2eb9e0749eb2c59784e71733bed4ca7860be' 
  AND (
    token = 'xLLyszSbOBXg0Owrs1pBNokXwamLLFpmOsl+R2UsAbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )