UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zzIynvagngdxGf7UJlodCVOsjBpK4wkVLq5YyOZFePE=' 
WHERE 
  key_id = '81e8641aa588dbf30eddffa5cf66cde46968adb8ed6c6c2e11a812a7dfd0f808' 
  AND (
    token = 'zzIynvagngdxGf7UJlodCVOsjBpK4wkVLq5YyOZFePE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )