UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ToWkW2lb8yqJhVEUQKZa6iLaDdzWd6YKpXaxO96+PEs=' 
WHERE 
  key_id = '3c9250121ea3b749222a77ac0d0e18c1b643276cc2d214844e55ee90c0e82ece' 
  AND (
    token = 'ToWkW2lb8yqJhVEUQKZa6iLaDdzWd6YKpXaxO96+PEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )