UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fm66CjCOaEJGOaZjbglUZMZxGdeA36dsgz1NIvHdqLg=' 
WHERE 
  key_id = 'a518b11dc448f173f660eddb2a2784ff7645c03e73558cdf043e6016bafde827' 
  AND (
    token = 'fm66CjCOaEJGOaZjbglUZMZxGdeA36dsgz1NIvHdqLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )