UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CpUR9nMaRGlbk5fjAO+hKNXcDpwSqA5IzRu4BsGnFpI=' 
WHERE 
  key_id = '6e0044c2d9b284ab36d76a1afe322b19f886b60d1c9c02256a7eecbbb74508a1' 
  AND (
    token = 'CpUR9nMaRGlbk5fjAO+hKNXcDpwSqA5IzRu4BsGnFpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )