UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V4gbcGDY6aa6H0IySd51eBJUmXW+8x8FRv+PgV8xcUU=' 
WHERE 
  key_id = '40eaa4f6daedf08945e21d2b01b324d04b8b75bfa40c0300ad5ca34c2ab23bc1' 
  AND (
    token = 'V4gbcGDY6aa6H0IySd51eBJUmXW+8x8FRv+PgV8xcUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )