UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zn8wPzcredClUPeHbWzgvcARFFkPy0KQ0OqMWcniZP8=' 
WHERE 
  key_id = '6923b4c26e15080329d1e562b336fa3adaa89f6d3d053ea69db16ebd4b5b6b5c' 
  AND (
    token = 'zn8wPzcredClUPeHbWzgvcARFFkPy0KQ0OqMWcniZP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )