UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jPVI9vkx3zRHxpXZ9igXbsmYdvnWSNOnQS+8lTuphcc=' 
WHERE 
  key_id = '394e57987274a6f1d8029044e615879a961f16066fb010c728c11a60c5e8e085' 
  AND (
    token = 'jPVI9vkx3zRHxpXZ9igXbsmYdvnWSNOnQS+8lTuphcc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )