UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gdRbEIxU7AFRtnYiYBJax2hwRRrThfylXU9gEYT+z60=' 
WHERE 
  key_id = '6a576fea8d148ebb0a879383784a53e79c5cb3f619812f30206185c454ed98b4' 
  AND (
    token = 'gdRbEIxU7AFRtnYiYBJax2hwRRrThfylXU9gEYT+z60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )