UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8YQV5qoFkgcpjjbtF0VfjvWFkhVhqKEAb3beETZstXI=' 
WHERE 
  key_id = '4f6c828314ff794de795d4cd31fde198333f795ea1d5b0f8cf476395a55211b0' 
  AND (
    token = '8YQV5qoFkgcpjjbtF0VfjvWFkhVhqKEAb3beETZstXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )