UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c9O0bl3PX6PfqZFzov98dxUwSqoyvJkhBSF3epEZTHM=' 
WHERE 
  key_id = '8611233de213fff2162742f7bdea8022ff4889b49fe37ed2ddb399f448471997' 
  AND (
    token = 'c9O0bl3PX6PfqZFzov98dxUwSqoyvJkhBSF3epEZTHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )