UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3PDYu5kusWnZhcmF8+SuYb9ryrlPpXTxwyIRGFvZk6o=' 
WHERE 
  key_id = '4853664fa2dc0f16e100e59b735230f893e9028fec6676f04c4e37a745c57b89' 
  AND (
    token = '3PDYu5kusWnZhcmF8+SuYb9ryrlPpXTxwyIRGFvZk6o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )