UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCwnJ9ZvDo2eeiTMdzwnbrqMb113td+bUxz/8Ky5qFM=' 
WHERE 
  key_id = '9471502e33b41992262ce8ef70c19f875a788cdd52dd6bae96e4ec3810d53cac' 
  AND (
    token = 'PCwnJ9ZvDo2eeiTMdzwnbrqMb113td+bUxz/8Ky5qFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )