UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NzuhErPGRulL750J1O2WlBX2F7barTVXK84kT5srLqs=' 
WHERE 
  key_id = 'bb10dae7bbb2548e079bdd5367f62fd434134f6f65e6ae460050ea0aced1364e' 
  AND (
    token = 'NzuhErPGRulL750J1O2WlBX2F7barTVXK84kT5srLqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )