UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rA6dd4AV2mSY6q/NzyMD/fxTuWUeMC8+0/1YzuYuCvY=' 
WHERE 
  key_id = '491a0d53e0ef94b4b3c77df1b164464c58ad972398d2ce8f59a504b26a2570c2' 
  AND (
    token = 'rA6dd4AV2mSY6q/NzyMD/fxTuWUeMC8+0/1YzuYuCvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )