UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4SjRHw3YsuozO060VMzPeWwZCF1WaLSOYZ7Ec9xwx/4=' 
WHERE 
  key_id = '3942877e492d6edf7eec262b440ca0c4580283a4538a194dad10eb8a82fa9d25' 
  AND (
    token = '4SjRHw3YsuozO060VMzPeWwZCF1WaLSOYZ7Ec9xwx/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )