UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NgsNrU1jNDNA8g+7Z7536YzR99nUvYQGjcMcQdoS3LM=' 
WHERE 
  key_id = '521e49af37e197f4955d91ddf711608f0e51f11e8dbcb4e38c20799defacb325' 
  AND (
    token = 'NgsNrU1jNDNA8g+7Z7536YzR99nUvYQGjcMcQdoS3LM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )