UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DnBjzp79tjh+71ON4We3y+QNMfXOeHMrvLYOG+MUvJQ=' 
WHERE 
  key_id = '510ad4e8a9eece3cecc95e36e211908ef1897261926725cfa661aa62521798de' 
  AND (
    token = 'DnBjzp79tjh+71ON4We3y+QNMfXOeHMrvLYOG+MUvJQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )