UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zp4H9ChNedtslrARb1OENeqzDvho7XqSDEEyYJl3g8Q=' 
WHERE 
  key_id = '821fe50241272d1ddd7d0940665a3cf3217dbf709c952e0786c9c91fa7ff8cdf' 
  AND (
    token = 'zp4H9ChNedtslrARb1OENeqzDvho7XqSDEEyYJl3g8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )