UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUbBTFxisC1qmYt7Pt7oYfqRnxeZFGwR9p8ipZfNclY=' 
WHERE 
  key_id = '6b434a2859f69bd3c728c55913e7c0f7bf6129773b8ea542477c7a407b3c68dd' 
  AND (
    token = 'kUbBTFxisC1qmYt7Pt7oYfqRnxeZFGwR9p8ipZfNclY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )