UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oxd0uiFES+LJJV45zGm69yXrdHT5VLEzAVk040Iaw24=' 
WHERE 
  key_id = '4be5da5e122fada34d1807cc6e903ae6e04b0a6bcdc25eb87f83844a58052180' 
  AND (
    token = 'Oxd0uiFES+LJJV45zGm69yXrdHT5VLEzAVk040Iaw24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )