UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ObltvQGLKl1dlMnME+ruG18vCMAHjg7xJLZHlen+jdc=' 
WHERE 
  key_id = 'bfc4a90dfc53bba09c3054ff02ff98154702646b387405051a642a3e3cf5a28f' 
  AND (
    token = 'ObltvQGLKl1dlMnME+ruG18vCMAHjg7xJLZHlen+jdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )