UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IUzh/thOQAZZ0IUlS2x3NELk3VKRFMdFRgSNb3wTf28=' 
WHERE 
  key_id = '50dddbe3021d4b9ac3ebe97877f8a55d3a2f4385aef18b1ac8d9eff3d538ef71' 
  AND (
    token = 'IUzh/thOQAZZ0IUlS2x3NELk3VKRFMdFRgSNb3wTf28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )