UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EnGDBBVLAnAIAEtZHO/urqB/ISojKhzIZHQhxFIaUQs=' 
WHERE 
  key_id = 'ef614209b174903012c607a51fe5a64f88f612456968800cb9610757de0df1d3' 
  AND (
    token = 'EnGDBBVLAnAIAEtZHO/urqB/ISojKhzIZHQhxFIaUQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )