UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nkObr+apejTZlb/ys//gOypWwxap7p2+9fT+EhzF3To=' 
WHERE 
  key_id = '5542a4c67c1f07bbdb230080c0b952312796d1a314c33965819f934f7b481ae3' 
  AND (
    token = 'nkObr+apejTZlb/ys//gOypWwxap7p2+9fT+EhzF3To=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )