UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a15O1xIlTfPwNJpggnVmaj29H5eehai4h3I7z49kefg=' 
WHERE 
  key_id = '784fa039a99e1b615b36b8220f89f338d223befb680131ef9b8b98ad09f462ea' 
  AND (
    token = 'a15O1xIlTfPwNJpggnVmaj29H5eehai4h3I7z49kefg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )