UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K6oUbYbMwUsavarB2XXQAC93DWtzkVTOxUVr7TeSIrE=' 
WHERE 
  key_id = 'a71d8dedbb7e078e52f862e54dc2a4081ded36071cebf9c7e6fb5020f6d48dc4' 
  AND (
    token = 'K6oUbYbMwUsavarB2XXQAC93DWtzkVTOxUVr7TeSIrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )