UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fvJaiEoNeoiLPHfGdrxM5RAznV0SwlWleNlXHSN8V+A=' 
WHERE 
  key_id = 'a31e3c020c836f4f48886b6f0f6e0fecc90e3f394a0b80576d1db6a7194c3497' 
  AND (
    token = 'fvJaiEoNeoiLPHfGdrxM5RAznV0SwlWleNlXHSN8V+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )