UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DG7j7r5NAxwYH1fSKBwYXuos740+quz3eD+Z2PJNm74=' 
WHERE 
  key_id = '1d21409b76179480e89f9197f996c8068d501b71e2f77d5e9129c8835c92fb18' 
  AND (
    token = 'DG7j7r5NAxwYH1fSKBwYXuos740+quz3eD+Z2PJNm74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )