UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qp6NA5G+cmOibO7vuCl6KLV8tVrBlULAZNDRFfZhYTc=' 
WHERE 
  key_id = '26dd387063f4cf92cca95de133a343b8c978907be9d8202ab4763516a646966f' 
  AND (
    token = 'Qp6NA5G+cmOibO7vuCl6KLV8tVrBlULAZNDRFfZhYTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )