UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I978zSB33OM7fcFfc0pxIrvz0imEC06Eq3UyITA+Efk=' 
WHERE 
  key_id = '2c4c08b5a061ee57b02de2e726af9ab42920f60b51576119644125c66a7ec7bf' 
  AND (
    token = 'I978zSB33OM7fcFfc0pxIrvz0imEC06Eq3UyITA+Efk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )