UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xvWb0RdlhHzwaRZ3JHSvDagXGd1eiFbD/nAwknpZUY=' 
WHERE 
  key_id = '7d28c4e8be7b5d36ff8c1c5effdb37a16b02dd622e67fc472f89820593420e30' 
  AND (
    token = '6xvWb0RdlhHzwaRZ3JHSvDagXGd1eiFbD/nAwknpZUY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )