UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U8ijumXHqCbCRs6cZlzlGOk3ntSlWmZM9u//Hq2AmEk=' 
WHERE 
  key_id = '527a745a4233ccff0942bb19ecf0d18ab64b0a9f9207fa48a7e9444f5f74bb44' 
  AND (
    token = 'U8ijumXHqCbCRs6cZlzlGOk3ntSlWmZM9u//Hq2AmEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )