UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/cwAcPnbHSi9V96Gn1+AK6MPTtSSY1OpLfaXBcXyGNU=' 
WHERE 
  key_id = '9d54512dfcac96d67c6d6cb0cc5800170a66de53b4d98c6018118a09126a88d2' 
  AND (
    token = '/cwAcPnbHSi9V96Gn1+AK6MPTtSSY1OpLfaXBcXyGNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )