UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'js71rVpsGNTf8DV+29eYxDwJQEDjH0Cu1Nw6QrTaep8=' 
WHERE 
  key_id = '938113bdb1f7b864d6a6fdb9b23ddf5a23b41bf518da74ef7a621e7f81836599' 
  AND (
    token = 'js71rVpsGNTf8DV+29eYxDwJQEDjH0Cu1Nw6QrTaep8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )