UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q7Un+kTQu8T/AysSyBw3eWIzDpRDzSPlndxDHMCHg/g=' 
WHERE 
  key_id = 'e7d933d94718b6bf882ef7621ad28e90392246d83846cb82045a73aca8b01958' 
  AND (
    token = 'q7Un+kTQu8T/AysSyBw3eWIzDpRDzSPlndxDHMCHg/g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )