UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o+DffP2nzjd7Px42nqtfNOS8boaYhedkbxcaS594n30=' 
WHERE 
  key_id = '568c633a268c3ae68971811946dde83cc09396cbe24fe25f2c002f06bfc4d208' 
  AND (
    token = 'o+DffP2nzjd7Px42nqtfNOS8boaYhedkbxcaS594n30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )