UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2t0bQDzDSvoDLUuPPXjFXiv/YwuStQ/awOoGFGB/3dw=' 
WHERE 
  key_id = '4e82b822c36bdae6eecfc21e58064e1b56743cdcfff302321f9863754b839da9' 
  AND (
    token = '2t0bQDzDSvoDLUuPPXjFXiv/YwuStQ/awOoGFGB/3dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )