UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DCKKRkPSnlm2lEYNLgh3Os01qvPcI26xAaGiLo1UdNI=' 
WHERE 
  key_id = 'b186c4b53f94c5d76f3831a33dfa858756821d058030ba615acc8bb18b3f6cc8' 
  AND (
    token = 'DCKKRkPSnlm2lEYNLgh3Os01qvPcI26xAaGiLo1UdNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )