UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'scxF8yMbG86/KdAvXrh8w0aCZTXB7ff3EWPgdE8Tna8=' 
WHERE 
  key_id = '2101e05371d4a5b8145ba79a4bf3553126d5391a4a5b975e8239de47f90e8988' 
  AND (
    token = 'scxF8yMbG86/KdAvXrh8w0aCZTXB7ff3EWPgdE8Tna8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )