UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dZ4r/MuUfLGSEYSUhvyl2yh5OaB/2XSXzmq0kolT97o=' 
WHERE 
  key_id = '520601c35cd3b5bbc9911bc4f8b65b9112e2eb33bf0eeb8670b4c0d9af850d82' 
  AND (
    token = 'dZ4r/MuUfLGSEYSUhvyl2yh5OaB/2XSXzmq0kolT97o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )