UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PG6+ZRm4UHDUf3ld87UCZPMndKZganOfi68ZJx06pPg=' 
WHERE 
  key_id = 'f3756c996f4872a09b39a6f533ae62a151795fd473973db56d2ac98d61e0ce39' 
  AND (
    token = 'PG6+ZRm4UHDUf3ld87UCZPMndKZganOfi68ZJx06pPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )