UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8cePlHVQKMs6F0L1A9tgVLhluiWwzVouKFjRrX8bts=' 
WHERE 
  key_id = 'c8252a072c9a2ae6eefb90da14f9a63cd7000cdda0c988ebc14f3d9e86ea9077' 
  AND (
    token = 't8cePlHVQKMs6F0L1A9tgVLhluiWwzVouKFjRrX8bts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )