UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+liefszXrVyu9I20WU/oVJfY3t2eSvWfMDNW/pWvyls=' 
WHERE 
  key_id = 'e84492f8c1fed9383b422884f498c682a9fa8fd71924d65e0876e204633cbdef' 
  AND (
    token = '+liefszXrVyu9I20WU/oVJfY3t2eSvWfMDNW/pWvyls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )