UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SN8c6HgOEoMfFfdZd36ZKeqWUREt8SKADLtYipGDKNs=' 
WHERE 
  key_id = 'd82f8281814d9622b08a0ddf3203e0031aae10976cbbcd88fef932166c613a6d' 
  AND (
    token = 'SN8c6HgOEoMfFfdZd36ZKeqWUREt8SKADLtYipGDKNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )