UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/jVSdCR6JGYd5EGAXY3F3vVVGeubEkYDnkM++v6kNRk=' 
WHERE 
  key_id = '8b9952bce8895d0257b72631f489748f02615e80819b28283e35f86c89b7af93' 
  AND (
    token = '/jVSdCR6JGYd5EGAXY3F3vVVGeubEkYDnkM++v6kNRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )