UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i1kqUvfkKaloYwCROh+URhX3u/SkXRPyRlbno2Ne1C8=' 
WHERE 
  key_id = '8455d93d438b4854dfa47d22da828368873324cb4ca5731e2a090baad797ac0c' 
  AND (
    token = 'i1kqUvfkKaloYwCROh+URhX3u/SkXRPyRlbno2Ne1C8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )