UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QPnC6o88wJSOohmQR8VLa0kDVi7/zTcLCYSLgvKAJfk=' 
WHERE 
  key_id = '5576df9353fc45d2c26f0c2b6315188dde344fa4d04013be0903adc4867535d8' 
  AND (
    token = 'QPnC6o88wJSOohmQR8VLa0kDVi7/zTcLCYSLgvKAJfk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )