UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g2B1IZaqKIXnts042nTpVkhytyedeIVzEPfSVgEJklo=' 
WHERE 
  key_id = '7425af81e09f6715aac6f10d144d7936c0872dd609d6b085fd9e228e9a48d5cf' 
  AND (
    token = 'g2B1IZaqKIXnts042nTpVkhytyedeIVzEPfSVgEJklo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )