UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RGbZ21v1B/iqmS/wIr77tNvrKyPj6wuDubG8L0qXHA8=' 
WHERE 
  key_id = 'dca0fa50d9331939d0aef9f44afea12eae1f6df716841113d345ae6af798b096' 
  AND (
    token = 'RGbZ21v1B/iqmS/wIr77tNvrKyPj6wuDubG8L0qXHA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )