UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cWtmFI+KJrVJ4wLzLAuNT4wF79Xyc8Xm3fphEtWnZcU=' 
WHERE 
  key_id = '4939b89601164c39c8b2fe8c6fdcad5346e87281f62ce234a93bfa07c4b48170' 
  AND (
    token = 'cWtmFI+KJrVJ4wLzLAuNT4wF79Xyc8Xm3fphEtWnZcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )