UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'proxr2+xa7CGLwQMEsFfdtLzgAS5FAC0RYiMRV+V/ho=' 
WHERE 
  key_id = '3af31debc1c0606b740532d30619894f948709b3b2cc72e45b6480b40f73c2f3' 
  AND (
    token = 'proxr2+xa7CGLwQMEsFfdtLzgAS5FAC0RYiMRV+V/ho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )