UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GMBVPUx93kwdqV4Qhcg7aAQXTbmdcDkGoXBQGYrZEk8=' 
WHERE 
  key_id = '921672172b8d851b9e57300248fc05aefb4759658eea2b1346fc7ca946d0d483' 
  AND (
    token = 'GMBVPUx93kwdqV4Qhcg7aAQXTbmdcDkGoXBQGYrZEk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )