UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WPseVSVnnsvZ7JBjyH1VjgYl3nBz/JlX/pITzgjUWg=' 
WHERE 
  key_id = '2e4fe0d12c0cd95223caf633f0ca38352895c69e07360f14e846d1c8d1e83b05' 
  AND (
    token = '+WPseVSVnnsvZ7JBjyH1VjgYl3nBz/JlX/pITzgjUWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )