UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5qwYe1ARJJ4XdL7RrUXhhMK56x8rD8EAJby+czGFks=' 
WHERE 
  key_id = '2d6294f4dc12bf8105346f4a20026e350b9fe853ccc1b7a00f7596f4e560836e' 
  AND (
    token = 'r5qwYe1ARJJ4XdL7RrUXhhMK56x8rD8EAJby+czGFks=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )