UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QVxi2C8xkjk6Lkh2HZpzJ60/3onUIvF2DbQoPG9vNCo=' 
WHERE 
  key_id = '300d83b6f36caec261a782c54baef332c462b24e069a31a6bb4925587efcc7ae' 
  AND (
    token = 'QVxi2C8xkjk6Lkh2HZpzJ60/3onUIvF2DbQoPG9vNCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )