UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nd12gNxWO/KLOefKNF95U0BdTXAjSnpP8VzhStcSDxU=' 
WHERE 
  key_id = '29e3c282e3f22208a1c204ea335e31aadd6d577391ea5199ae7285306daf1d62' 
  AND (
    token = 'Nd12gNxWO/KLOefKNF95U0BdTXAjSnpP8VzhStcSDxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )