UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rlj8w/+vrPMqmyrhoKbCWLZoRCNF6/pjR5TviaXm3ow=' 
WHERE 
  key_id = '94cb80210a44c09b58c586bec624a3042c8ad76b9198c1f775730b095f5220d9' 
  AND (
    token = 'Rlj8w/+vrPMqmyrhoKbCWLZoRCNF6/pjR5TviaXm3ow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )