UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oQOLTlMgoTFXWPi9WpCXfFpW9TWLdsTDFRrHg0316mA=' 
WHERE 
  key_id = '18f551b170bbfe71941ff08d37718567adf4be24296359442366926aeca4c1a3' 
  AND (
    token = 'oQOLTlMgoTFXWPi9WpCXfFpW9TWLdsTDFRrHg0316mA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )