UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x3wCxZZIX0CS43N2JbX9X1U2ehheKEEJvTczaaau2gk=' 
WHERE 
  key_id = '402d73a37f35c291a38e8e969e3fa6799977a1cd2a2d4dbbd4592454c8d63fca' 
  AND (
    token = 'x3wCxZZIX0CS43N2JbX9X1U2ehheKEEJvTczaaau2gk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )