UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zk5eSMBCZXidteQqaWPR9NTbXmXi2Z8ToUylYXkht+g=' 
WHERE 
  key_id = '7781aee1a32b5572b818eec785807a644b3126da4f6d30e2b5becde1a2b8068a' 
  AND (
    token = 'zk5eSMBCZXidteQqaWPR9NTbXmXi2Z8ToUylYXkht+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )