UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yfS2wtkC+uyHQgW6IOhwwhm0lgL/iB8kaolvV4aNphs=' 
WHERE 
  key_id = 'aebf443acba7dbf3511998f8cbf1803a898b931a9585afbae47c7145cbc9a8b1' 
  AND (
    token = 'yfS2wtkC+uyHQgW6IOhwwhm0lgL/iB8kaolvV4aNphs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )