UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4yGUzAtLceJKBU+x2/YtoaPVGfeIUKNjQvNE1pQLQh0=' 
WHERE 
  key_id = '4be51649d3c527895c7497b442875fc4bb4d1da09877a16dd481c228ee33322e' 
  AND (
    token = '4yGUzAtLceJKBU+x2/YtoaPVGfeIUKNjQvNE1pQLQh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )