UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMVD4x6cSqNEdiKwqpnNgB3vit2bEJ87W889+P5byTA=' 
WHERE 
  key_id = '6e09225779535ba2c1ae031890dbffe2191f45075c8d2e2a40418970e282c273' 
  AND (
    token = 'vMVD4x6cSqNEdiKwqpnNgB3vit2bEJ87W889+P5byTA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )