UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4APSNRk8tkA5hb/mWAznHSxFeYB24dwQuFoppYDbzU=' 
WHERE 
  key_id = 'e81273753e7506c66973343f4587925156f754d660b4f842c5cf3f18bdafddf2' 
  AND (
    token = 'U4APSNRk8tkA5hb/mWAznHSxFeYB24dwQuFoppYDbzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )