UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0dzv3tgo3EX6eqoYIkIDT9fRUK+ExK4A9du+PoZOMag=' 
WHERE 
  key_id = 'c621f8ef60678f9f7179a1167adeb4f0b21dbb0dc481ebcf8d791430343d8677' 
  AND (
    token = '0dzv3tgo3EX6eqoYIkIDT9fRUK+ExK4A9du+PoZOMag=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )