UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93J0tmf8UV4MTyFTUZb5unqdTyyh0zhubSWB2DYacf0=' 
WHERE 
  key_id = '3f20667f051bb7805bef60052ecf63ab6521ac7c13ce9825d921d031c2821bff' 
  AND (
    token = '93J0tmf8UV4MTyFTUZb5unqdTyyh0zhubSWB2DYacf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )