UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VUSO79yfvK6UbdC2uLuPFf2C+49qwWfwEZYDZJc8J9c=' 
WHERE 
  key_id = '1e8463fff9b368d7c5f4145d25be06bc3496026ae64925016afa015fabb7a01f' 
  AND (
    token = 'VUSO79yfvK6UbdC2uLuPFf2C+49qwWfwEZYDZJc8J9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )