UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blv3sizvLlcNlCi5GcY6FXL6jGQCVQiYjg6/kw5A0zY=' 
WHERE 
  key_id = '10a40e473f64e7935903147ce1788988ef201f377896df318e6befb6c83a0246' 
  AND (
    token = 'blv3sizvLlcNlCi5GcY6FXL6jGQCVQiYjg6/kw5A0zY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )