UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4nDdPYNa07aFsvl6w2cUY1exg1Sam6ar6AuI2B1q64M=' 
WHERE 
  key_id = '6eb8867befcfbde1b3fe838ced156a54a4baf3cfccd7f2feda317c2ba990d13a' 
  AND (
    token = '4nDdPYNa07aFsvl6w2cUY1exg1Sam6ar6AuI2B1q64M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )