UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UR3PvBzwfEOR6pjFINLqvsclCdd6Wz2+EbKzPN3N+UU=' 
WHERE 
  key_id = 'b3a9536a16d6a6bc7683c1ec392c4350c4c4ef410037f21cb813892bc88bddda' 
  AND (
    token = 'UR3PvBzwfEOR6pjFINLqvsclCdd6Wz2+EbKzPN3N+UU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )