UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'toG6H7+XjtoO8jPvC7J1GHbjhMVIPhR3IOAyO4UEmhI=' 
WHERE 
  key_id = '539b0257ef2033ba87d0e05bcf2db02b953defdf6b5973227fdf015f2607f811' 
  AND (
    token = 'toG6H7+XjtoO8jPvC7J1GHbjhMVIPhR3IOAyO4UEmhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )