UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QbxFsTiEyNvzDmfRUBp6bzDqVp63JC5h7Afs79B+6PE=' 
WHERE 
  key_id = 'ad4e406dbd1f7c36b6c3a89951c7b1a7aeaf640eb27c63c666a3d1a5ea8722c9' 
  AND (
    token = 'QbxFsTiEyNvzDmfRUBp6bzDqVp63JC5h7Afs79B+6PE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )