UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tExpRuZdYzQJs7++BUPe7HAQOGTRhJ+QXU3mduFCRN0=' 
WHERE 
  key_id = '051760fb763404432c9108133d43a46ab33f464e24acf848138395134ba13e37' 
  AND (
    token = 'tExpRuZdYzQJs7++BUPe7HAQOGTRhJ+QXU3mduFCRN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )