UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E6dKzrlg95p1fU6NPI/raC0g0X2PNnOXYp6fsTeUVPI=' 
WHERE 
  key_id = 'e30b6ab9e064c2c696a23d7657a9eb7de450cb130d5d2e76175fb3013de6d667' 
  AND (
    token = 'E6dKzrlg95p1fU6NPI/raC0g0X2PNnOXYp6fsTeUVPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )