UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KJ/etNKhT8Df33cV6bFWeTUVtpiIZZqWKI+/b0uS684=' 
WHERE 
  key_id = '3fb9fede467ac4d403cc392475c81fd58d55b393522468b1ee2c458478cdf04b' 
  AND (
    token = 'KJ/etNKhT8Df33cV6bFWeTUVtpiIZZqWKI+/b0uS684=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )