UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nwv4UUpW34wWUql0saoZY0t8JK9n2H4U8tCZymVbMuU=' 
WHERE 
  key_id = 'b255a872bda8bfa04c86e946378b9ec2297ea660bad0417de213274d1dafc3f3' 
  AND (
    token = 'Nwv4UUpW34wWUql0saoZY0t8JK9n2H4U8tCZymVbMuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )