UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Htn4RaCk1KVTZW5fWFRIkP8DGS5CynMYTxEyX1XpEFM=' 
WHERE 
  key_id = '508dfe923d04ee815ed7d3b548d2e10f8834684d58825a2d7c7ac6d7f0a77f8d' 
  AND (
    token = 'Htn4RaCk1KVTZW5fWFRIkP8DGS5CynMYTxEyX1XpEFM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )