UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2QpsSSMWihp0yiEJKamps6BmscBKUHistamXJacxwI=' 
WHERE 
  key_id = '91ec8274023fc0e347fc384ab5def6d00c45c1d5479f30e20d3cf09ae37b3316' 
  AND (
    token = 'N2QpsSSMWihp0yiEJKamps6BmscBKUHistamXJacxwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )