UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KT+LUcjcq3HroOfIDH+zrXLvKCnT0f1C9MJ3PHgRGWE=' 
WHERE 
  key_id = '590473a7151b19baa1c3f30fc2531efc7558c86b57944c249aca49659d1909a0' 
  AND (
    token = 'KT+LUcjcq3HroOfIDH+zrXLvKCnT0f1C9MJ3PHgRGWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )