UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n9E+oqEFzbC8p0hokNAAeBA2DVp7uYCGg2kA8+GyOWI=' 
WHERE 
  key_id = '19a261e546226d47f3c7894d8288c37f3355264a8dd29e7a88cae7241f508a23' 
  AND (
    token = 'n9E+oqEFzbC8p0hokNAAeBA2DVp7uYCGg2kA8+GyOWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )