UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OyxJd1iA7NIRhJelI7XoYPAeg1CeGWwls0LMez5YfqM=' 
WHERE 
  key_id = '1c268b755fe970718ed773e93948af723a6638233caed0d23d19437c2f121a63' 
  AND (
    token = 'OyxJd1iA7NIRhJelI7XoYPAeg1CeGWwls0LMez5YfqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )