UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRfW+G9cCSFPq96D+4PaXMj75E70X75aK8gdfbVkVks=' 
WHERE 
  key_id = 'c9a498bfffa2b9d629849c2e613768deeb42bb13354904544ae0f657705bd02f' 
  AND (
    token = 'QRfW+G9cCSFPq96D+4PaXMj75E70X75aK8gdfbVkVks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )