UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvpqgauGlx+5+3xRYiQ1eINJ2ES8zOJySjIj6KLT7UY=' 
WHERE 
  key_id = '8c97a7ff97220c413310b8a00ad13eced6efb8af9ee97fd985a8d500dedd41bc' 
  AND (
    token = 'MvpqgauGlx+5+3xRYiQ1eINJ2ES8zOJySjIj6KLT7UY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )