UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F8fK/dEGGQyV2P9YfinLAfLPrRDa62ei1rBC2kZFIPE=' 
WHERE 
  key_id = 'e6f101b5eccad94414fea4fe6f74307a1bf3c426da9c8a62307472fad64fd09b' 
  AND (
    token = 'F8fK/dEGGQyV2P9YfinLAfLPrRDa62ei1rBC2kZFIPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )