UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'umVX2YG3HfO2IO88TIeAd949BZ7iICRwDn72sP34z7Y=' 
WHERE 
  key_id = '90256ca44eac98d079a2d8e5f19f6362d85f56928498a24f6121ffd12160570a' 
  AND (
    token = 'umVX2YG3HfO2IO88TIeAd949BZ7iICRwDn72sP34z7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )