UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SR18KqtC1cKPSpFYvRinSzbIDckM1WP6FMt7OD8kEww=' 
WHERE 
  key_id = '61020d598feec2f040c5bf4b9d978f6bd5561bb6eace26f77b0aadbb792d456f' 
  AND (
    token = 'SR18KqtC1cKPSpFYvRinSzbIDckM1WP6FMt7OD8kEww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )