UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vN5nQutUkDrxETIkEKcAWybHgdwZgpT7L1D2A1Xr0oU=' 
WHERE 
  key_id = '119942bab377b2e928290e2f59081444b9679a71d5f852d5568e8d823788e2f5' 
  AND (
    token = 'vN5nQutUkDrxETIkEKcAWybHgdwZgpT7L1D2A1Xr0oU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )