UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0Bgawfi9V6yzYNJY5BvQ24C5bJuQjABpZifyNipkqaY=' 
WHERE 
  key_id = '4a66f7f1395f99a68de2ad8fed421733425ca89cfb6c3585e1ce761eece35e21' 
  AND (
    token = '0Bgawfi9V6yzYNJY5BvQ24C5bJuQjABpZifyNipkqaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )