UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7MvwKd8INKDGcaEvh1ARGv1QMi0okj2H3fhwidbxA8Q=' 
WHERE 
  key_id = '1e51f5218b93fd5751098db510fe47ce9efa0144adb79298f0bdd29afd7ae712' 
  AND (
    token = '7MvwKd8INKDGcaEvh1ARGv1QMi0okj2H3fhwidbxA8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )