UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '39W7DACAQ+ufuDUcS/JUnWGl7S8trpiDVTlZCQuoi7A=' 
WHERE 
  key_id = '55c51c598f763e39ba9c2437b105ea75103cd81764ff22ec4085887dc909cc19' 
  AND (
    token = '39W7DACAQ+ufuDUcS/JUnWGl7S8trpiDVTlZCQuoi7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )