UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ROhOh4wj5a078Ivdu5qOT6g9AauxRsnpkgBHhhkkorg=' 
WHERE 
  key_id = '840b6bf93285eb477837aed2febde645148fdcb0d9f8b603461d36fc5d97409d' 
  AND (
    token = 'ROhOh4wj5a078Ivdu5qOT6g9AauxRsnpkgBHhhkkorg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )