UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njvI9Fnd7ErBT5r3rrSjRMGCguePxtNpI+jdhYIc4oU=' 
WHERE 
  key_id = '83e1e4b6b1444ba4f9c965adce7140cbcc91742606596c34ffd66d6c76a52121' 
  AND (
    token = 'njvI9Fnd7ErBT5r3rrSjRMGCguePxtNpI+jdhYIc4oU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )