UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SEYz9RXS75NRah/5csDHeqX9/1EQ4LsZwOAEkI5PTik=' 
WHERE 
  key_id = '28cff5da5ddbca6038f8753956c2955495c8cd421668106dde0366f1f20e3fe4' 
  AND (
    token = 'SEYz9RXS75NRah/5csDHeqX9/1EQ4LsZwOAEkI5PTik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )