UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vw3oI4ha/fEGx8wyf0BQoqzztW2au5gDmKPf2XEjjCQ=' 
WHERE 
  key_id = '94cff3984402be18daa42156fbdcef7cbe967b783f592b62ccdb898a4c099fc4' 
  AND (
    token = 'vw3oI4ha/fEGx8wyf0BQoqzztW2au5gDmKPf2XEjjCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )