UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C97xy05LzYKWVbxTt2usEZiYkUvdqclXg/YccgpjKk0=' 
WHERE 
  key_id = '4d7bf9d0ea2c49ef9ceaf4d3c80f2b93fbe58e9c0e52071e1a0b86508bb97e01' 
  AND (
    token = 'C97xy05LzYKWVbxTt2usEZiYkUvdqclXg/YccgpjKk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )