UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyXM1k1iHdhwIVmMaRREIhKlYREjWog8Vtj6KL1FXa0=' 
WHERE 
  key_id = '97460e500089307a83b9c9992fa3c6312cc7265dd263556208a35a552cedb9ae' 
  AND (
    token = 'MyXM1k1iHdhwIVmMaRREIhKlYREjWog8Vtj6KL1FXa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )