UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQAqLj025WM/xFxpcQ8RZJDUEBFqja+Ali+su0DC+Ec=' 
WHERE 
  key_id = '7c31cfd5d2cd2a3aa2d6edec39b4aa0fbd4531f3cbc61e21bdcd2df19b36af4f' 
  AND (
    token = 'nQAqLj025WM/xFxpcQ8RZJDUEBFqja+Ali+su0DC+Ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )