UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rz8K+6tsTKEinqyp2WdffCJJvong042bEHfbtwTzKeM=' 
WHERE 
  key_id = '9e4e736522f1bfa23291814a3318c3aed6410bedb11650d4865319a3608250cf' 
  AND (
    token = 'rz8K+6tsTKEinqyp2WdffCJJvong042bEHfbtwTzKeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )