UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2h4EerX1eKlEqP4QZe8Zp7JGRz4aHwH1MaOXK/uWU8=' 
WHERE 
  key_id = '83c19c52c1ae35d236711eb3291108a0a7574850ebdeec3170476f8289348c26' 
  AND (
    token = 'k2h4EerX1eKlEqP4QZe8Zp7JGRz4aHwH1MaOXK/uWU8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )