UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AvX6MGW3WJnodk6C7U4ltNvysl9H4/ge38ob4X85DJ4=' 
WHERE 
  key_id = '2c8b645fbd78b163086d63ab3bdd31be08428442f6742081527f8a4226970d6f' 
  AND (
    token = 'AvX6MGW3WJnodk6C7U4ltNvysl9H4/ge38ob4X85DJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )