UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VBCUa8lXjXyVpDD4RrUnBNYYWMcfgSGxvYIGdyOzVxU=' 
WHERE 
  key_id = 'ebe9c27873cf2872a13c154eca814669707a24e2af230b49afbf8c0447886b76' 
  AND (
    token = 'VBCUa8lXjXyVpDD4RrUnBNYYWMcfgSGxvYIGdyOzVxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )