UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tvt1FOiF98AwGMOF7snX4XROD+nO1X+JeqXINsLFI4w=' 
WHERE 
  key_id = '30477b5368956e3602ab61cb657a0a409a89b3698958b64a1594af1f10a8f721' 
  AND (
    token = 'Tvt1FOiF98AwGMOF7snX4XROD+nO1X+JeqXINsLFI4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )