UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2No4tyI2WWcPI02n8C4LDbjMNtTt/pPY4b3kfmayBeo=' 
WHERE 
  key_id = '1638596a97a610efcaf51dd413d7d4d435f5f85613a3539823c84c94a9fb6ca1' 
  AND (
    token = '2No4tyI2WWcPI02n8C4LDbjMNtTt/pPY4b3kfmayBeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )