UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mkqh4nDguk5j8rNW2jwGHNnyKL7OB/ySj1TQt+IWpLU=' 
WHERE 
  key_id = 'efc4ae98aa3df693d10ba764245598e182308ba0dccecf87e2dca50e46532374' 
  AND (
    token = 'Mkqh4nDguk5j8rNW2jwGHNnyKL7OB/ySj1TQt+IWpLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )