UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sLX7xIZY6YGFeIeN8OuiY+574N3znRF5+r9EkYcK9ao=' 
WHERE 
  key_id = '93cf71a15e1dff02ee6240c85ce001709b9a52befc268d1e9ec6f2819a285f2c' 
  AND (
    token = 'sLX7xIZY6YGFeIeN8OuiY+574N3znRF5+r9EkYcK9ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )