UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aHm1xt1KPrwfImEfL6CaFgSzmPM1EZwfTmd7/KgTVfk=' 
WHERE 
  key_id = '15aeb686647e5708e47aaed4a305ca604dc37587b0efa02b98ef18398df7734b' 
  AND (
    token = 'aHm1xt1KPrwfImEfL6CaFgSzmPM1EZwfTmd7/KgTVfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )