UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IUaq2nK7ACA+OAh8guA2I5pE5uEhbFu1g2ZTNR7hQGM=' 
WHERE 
  key_id = 'a0708da9f8be5e4b2e4e1ecd17fe24f7b7c1cba5bbf02784e777dc86e4381436' 
  AND (
    token = 'IUaq2nK7ACA+OAh8guA2I5pE5uEhbFu1g2ZTNR7hQGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )