UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rx8tLT714fGgFP00qRzvYVC5avGdqV0NbQxp5NzbLiM=' 
WHERE 
  key_id = 'feac24529cb74193a6c4064bcc666a1ac3ae69824112601525ed9d9d589f2555' 
  AND (
    token = 'Rx8tLT714fGgFP00qRzvYVC5avGdqV0NbQxp5NzbLiM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )