UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txmNp9lN+esCz3KUrSGbFzuIFozDVQocxLUQO8XeoDY=' 
WHERE 
  key_id = '67920c34b1175f1fa31044e890d1f428ddd2601e253a2e40ff46dac37e2ddc3f' 
  AND (
    token = 'txmNp9lN+esCz3KUrSGbFzuIFozDVQocxLUQO8XeoDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )