UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U1G/rZGOWuNdt8dPqOdAeyNyU2E2kP6q6ne1LM13+Y4=' 
WHERE 
  key_id = '9b3a71e274c1f6a7852effae11550764fc4ec712c638b05da9c773d03056893f' 
  AND (
    token = 'U1G/rZGOWuNdt8dPqOdAeyNyU2E2kP6q6ne1LM13+Y4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )