UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '84eW6465ELjF67IwVMTUf54fjN9mDunsnSY7iRkZ89U=' 
WHERE 
  key_id = 'f814406221c82e9e1627f821bb854ef70562ec9939e35d73666fcd68c7c94a33' 
  AND (
    token = '84eW6465ELjF67IwVMTUf54fjN9mDunsnSY7iRkZ89U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )