UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LERFue5cpMMbflcFlwyqteNfX6S4a5u0vlZVA4LuVE8=' 
WHERE 
  key_id = '4a672b25d8a470bef1ca455179a2c7a76c8b0b4a7381f400d21b6197907bca8f' 
  AND (
    token = 'LERFue5cpMMbflcFlwyqteNfX6S4a5u0vlZVA4LuVE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )