UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i5UU3YXcj3oWxsCRRDIvfdhnXW0j5rbZ6iWbvBy2s8E=' 
WHERE 
  key_id = '893aa355fe28ff7b9fc13a4809eff84037a6781d4f8f95003cf3c304651ad7fd' 
  AND (
    token = 'i5UU3YXcj3oWxsCRRDIvfdhnXW0j5rbZ6iWbvBy2s8E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )