UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZxE+vb6qX2cOykzE9Rv8/mLtOwdhfFBPOrLAqPx5Q2o=' 
WHERE 
  key_id = '78ca1540a32ac70927437e96a55007b9d278bdeea16c8717ac1f26e7e6487018' 
  AND (
    token = 'ZxE+vb6qX2cOykzE9Rv8/mLtOwdhfFBPOrLAqPx5Q2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )