UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+YMlsIpsQajdxQAjA027U0ul2+2If9EOSeASV+gTYvc=' 
WHERE 
  key_id = 'b27cfbcdec4d79c44375d21c6c28ddfb796b1a401c9e838aa39ada3a48af817c' 
  AND (
    token = '+YMlsIpsQajdxQAjA027U0ul2+2If9EOSeASV+gTYvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )