UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ou6HRjnG6ToEnWu64ec05WA0XvTjk5f/EaebOnjfYZ0=' 
WHERE 
  key_id = '306458bb0f1b2c375f8f208e7788b89004ff5424e49e8471ad5514a167c617e1' 
  AND (
    token = 'Ou6HRjnG6ToEnWu64ec05WA0XvTjk5f/EaebOnjfYZ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )