UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jkWdCMw0te94NLtID9f4Y34sHU9gxmbNzVt3bkOFVWc=' 
WHERE 
  key_id = 'd39f11843c7d14ef69298dc1bb49ce71caac630f5299482f0c4a7d99fc28e894' 
  AND (
    token = 'jkWdCMw0te94NLtID9f4Y34sHU9gxmbNzVt3bkOFVWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )