UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p2hpLZJ24EWyBvBSa6hhbqNvQB3zATE5bJZtt6Tf1PQ=' 
WHERE 
  key_id = '8721cac34a7817ab8623a933a8717aba889f31b9ae1c02d803444fc3e36ab97c' 
  AND (
    token = 'p2hpLZJ24EWyBvBSa6hhbqNvQB3zATE5bJZtt6Tf1PQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )