UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xpRP5uVNQXA2O1rJiqpBgl4NMdwybsWH74/LyU52enM=' 
WHERE 
  key_id = 'ccb63e9a330a65bc0b33e7ff02839f803c109b88ef67580ef2a48e8367d653a6' 
  AND (
    token = 'xpRP5uVNQXA2O1rJiqpBgl4NMdwybsWH74/LyU52enM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )