UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iGK94MRClEAyjEBAFZn1b+r2PR0H4+j03su6+9CkrrI=' 
WHERE 
  key_id = '74981b93d52e417e1ad76685058d43e46530a0ac1d80198b5f05c3bb0f2119a7' 
  AND (
    token = 'iGK94MRClEAyjEBAFZn1b+r2PR0H4+j03su6+9CkrrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )