UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v6TMfm0JELimjyY3yRkrFkH5jPCPBJ7M1/i3PcS8QYk=' 
WHERE 
  key_id = '83dc9ab6db32664c4da6b635f3f745b7b646590a54949aa61e1c75bee83c90de' 
  AND (
    token = 'v6TMfm0JELimjyY3yRkrFkH5jPCPBJ7M1/i3PcS8QYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )