UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6yev2oOm2JPa1nKXhN+h6Vrw+dm1NkKHanIlmhSVSI=' 
WHERE 
  key_id = 'c0c6459e62e79a6ac6c423045270e3629e3ef2620d65b188073fbaefa84787c4' 
  AND (
    token = 'a6yev2oOm2JPa1nKXhN+h6Vrw+dm1NkKHanIlmhSVSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )