UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ore3mbszeuRketV28xKzjZrryIQAsAPoTvAgnB1Isug=' 
WHERE 
  key_id = '1557fbf2ebd4bfc766edaa73339266eb270793ccf4a57e5f0b1398893914b859' 
  AND (
    token = 'Ore3mbszeuRketV28xKzjZrryIQAsAPoTvAgnB1Isug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )