UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zgYzgkTcKc+VNZZ3fP3BSkWuVGGbVTNUXklP+hEj6o0=' 
WHERE 
  key_id = '0231a1cf30887d52ddf08c348c160b2424fb60b0a519cf8bd6c7f01443c4be1f' 
  AND (
    token = 'zgYzgkTcKc+VNZZ3fP3BSkWuVGGbVTNUXklP+hEj6o0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )