UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j6CRw7l61uw3a3EB+V4ksMxhRI2rU2nKz0BEVrYYDhc=' 
WHERE 
  key_id = '99611e628e7b64d6cc1f2c9280e5b85b7610604374e7fad10159e817e6a7ed84' 
  AND (
    token = 'j6CRw7l61uw3a3EB+V4ksMxhRI2rU2nKz0BEVrYYDhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )