UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mXHtXulWpO2VK0DOpHJmoZcdINyzo6+FPfYKpt1DUsY=' 
WHERE 
  key_id = 'd4812608f116151b6a0e59bbaac8d89e4b3034acf90fe062b445a178d756471d' 
  AND (
    token = 'mXHtXulWpO2VK0DOpHJmoZcdINyzo6+FPfYKpt1DUsY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )