UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h1b6EwGGB2aUlBY5CmqcOfhgtAdWj3eXni1MCE6DG7s=' 
WHERE 
  key_id = 'a459e92398475b4f172772c9f52be8982697f012508af70cf7b690317a841fa7' 
  AND (
    token = 'h1b6EwGGB2aUlBY5CmqcOfhgtAdWj3eXni1MCE6DG7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )