UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bUMmRNVG2kjvPbAyGBiOYnRqM5sC1d+ttorsO8g7PCQ=' 
WHERE 
  key_id = '6d38b79095ed057f55e542040f43d182e830a99d8c9e1e90a853f23157a14b4c' 
  AND (
    token = 'bUMmRNVG2kjvPbAyGBiOYnRqM5sC1d+ttorsO8g7PCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )