UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVqtvc97SauTNO3pAvWUw90uX7DSfeBA49AtYFXeLhc=' 
WHERE 
  key_id = '315799e859beeca6c8a86eadd250804f5186383f8b0b2fc295af49f34537955a' 
  AND (
    token = 'tVqtvc97SauTNO3pAvWUw90uX7DSfeBA49AtYFXeLhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )