UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zAcDBn37CyGcNS3SP1tKOmn1+IXMd/BX+AIbFe01m3A=' 
WHERE 
  key_id = '81a18669645e3949228ff6dca873e14178636a086e092ecf3cc33acc5464d357' 
  AND (
    token = 'zAcDBn37CyGcNS3SP1tKOmn1+IXMd/BX+AIbFe01m3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )