UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E6YVjL67pJnpQeikmSlBlcPkZTZDeu23dlfIReEFdOQ=' 
WHERE 
  key_id = '59b3d721ac8e73357a501db92a2e021fd1d498abe41b5f55ccc549345201fc83' 
  AND (
    token = 'E6YVjL67pJnpQeikmSlBlcPkZTZDeu23dlfIReEFdOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )