UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xz6Io7Qmx/C4hIUfO0zistSMok0Cew8kk8OggOOWx2U=' 
WHERE 
  key_id = '550bd811ec3c3f37a87fc27cd2506fd4f014b392193687e85152847250a2ca0c' 
  AND (
    token = 'xz6Io7Qmx/C4hIUfO0zistSMok0Cew8kk8OggOOWx2U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )