UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+SrG95hCnV9N8aMopBXSuAzg+lPav2cOAze1RkhYASI=' 
WHERE 
  key_id = '551f163acc7ade9db828d996171d87a49bc690610f8a56c53b755e7302c342fe' 
  AND (
    token = '+SrG95hCnV9N8aMopBXSuAzg+lPav2cOAze1RkhYASI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )