UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5TN5WBw/yXK/mqu5xv1twxQoZYQRLvNBlbLHaOh2M+I=' 
WHERE 
  key_id = '21ee158959c33c9769c6c51b6813abea30b71b5737ecc9379515f097a709c192' 
  AND (
    token = '5TN5WBw/yXK/mqu5xv1twxQoZYQRLvNBlbLHaOh2M+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )