UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4xIifIu+Y2xc+o3zm0/kfDGuwRZIqwcvhjKA3vcvLXY=' 
WHERE 
  key_id = '6017b493fad432c0a456b942b6303e8749c64e6819410a0d952ae3f9e4795a26' 
  AND (
    token = '4xIifIu+Y2xc+o3zm0/kfDGuwRZIqwcvhjKA3vcvLXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )