UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zvEU+gAroa8yQISDwq4fOyidoW4HnHsR40NIEs0zLB0=' 
WHERE 
  key_id = 'a42e8b638098e584a61b362cd12fbbecefd21682636117244e6d2a4e167c2a8d' 
  AND (
    token = 'zvEU+gAroa8yQISDwq4fOyidoW4HnHsR40NIEs0zLB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )