UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LsizhXJ3dKiV/S6MCIzSEJ0mT8OWKB18jb0VdSgLLGs=' 
WHERE 
  key_id = '270d43b429c97387d78b9e04283c8fbb097b9408a527eceecb014d6afeebc40c' 
  AND (
    token = 'LsizhXJ3dKiV/S6MCIzSEJ0mT8OWKB18jb0VdSgLLGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )