UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9ZKZSXFm0mARIil2m2F87cD3ruD4XNjXqvJiHv11v0=' 
WHERE 
  key_id = 'a3b7c2300300dc7304919621ea1ad87f5198cd29942e2e97ce7b717de0646a0b' 
  AND (
    token = 'a9ZKZSXFm0mARIil2m2F87cD3ruD4XNjXqvJiHv11v0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )