UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BRg4baj52MB6ORfHV0namByFqsaGutRbiwOhxyAvatc=' 
WHERE 
  key_id = '3e41a74eb23451d46308386ebcacfee1c521212704ca86dd56a09369c4ccd885' 
  AND (
    token = 'BRg4baj52MB6ORfHV0namByFqsaGutRbiwOhxyAvatc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )