UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jjrh2zfooj5+j+Zsrkr6TkuhXiyWT0MpNHLt6cqEtCE=' 
WHERE 
  key_id = 'a8db9a1a6f49cfe1283553974df2c98d267c3336fea06b2ced3c7f5b09b1daa8' 
  AND (
    token = 'Jjrh2zfooj5+j+Zsrkr6TkuhXiyWT0MpNHLt6cqEtCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )