UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GZa4BndpEBMaUBl7T9fGSQY2XMxgfjFFMk5WUZYRGM0=' 
WHERE 
  key_id = '4cf1942d8c5e9c792abe0296e86b57ff4f15dbc55355778b75b831328041d85c' 
  AND (
    token = 'GZa4BndpEBMaUBl7T9fGSQY2XMxgfjFFMk5WUZYRGM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )