UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uMR1BiL9oKGw6pUOqfdy5QlaLu9dCwVUU/rhyBwOwwM=' 
WHERE 
  key_id = '3c4b213a42c27bbc485b078801ea1c7f26f9533d315cbbfbb0b5d933551597fd' 
  AND (
    token = 'uMR1BiL9oKGw6pUOqfdy5QlaLu9dCwVUU/rhyBwOwwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )