UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ouY/JGkYgdmS71fgfg6ms5zTau3agbCVauaQdJZ/UI0=' 
WHERE 
  key_id = '44b9f0ac0351d47864a7aae3a28684469030967880328f78ccd275caef986834' 
  AND (
    token = 'ouY/JGkYgdmS71fgfg6ms5zTau3agbCVauaQdJZ/UI0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )