UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u8vDNz8RRldNZGpfvy3M6o0ttDPlQUkA21hRHCU62U8=' 
WHERE 
  key_id = '2a95e0c34a5833ab3ea4372aed4469f278642447703bef873acef40916ff842b' 
  AND (
    token = 'u8vDNz8RRldNZGpfvy3M6o0ttDPlQUkA21hRHCU62U8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )