UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '91iiI2zcQ4thalyd3V6t1e4c4kSfXos8NGjzr+C2gfc=' 
WHERE 
  key_id = '1931ea8751fabf0915d6fa336e6d861fa088935423e2962ce2c13d2e7bad3d43' 
  AND (
    token = '91iiI2zcQ4thalyd3V6t1e4c4kSfXos8NGjzr+C2gfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )