UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3J53/utCYiT9V9jVnH4wchbTzlGkQcVu4Vgpy8a5Ooo=' 
WHERE 
  key_id = '4d9177e0e2209bc29d92b87947af7cd66f63e4281e3d34e5be6051603c279374' 
  AND (
    token = '3J53/utCYiT9V9jVnH4wchbTzlGkQcVu4Vgpy8a5Ooo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )