UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ua4sqVdaNLVhNPXntijeYe57gaR69Eddm9thxtsIfjc=' 
WHERE 
  key_id = '6dd2e6eb22f4c9be41c35cb68ef2aed42e239f80071a5e0b9415e7e8e8b7b57f' 
  AND (
    token = 'ua4sqVdaNLVhNPXntijeYe57gaR69Eddm9thxtsIfjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )