UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R+Z3tZHUqzwPWFjQjZ7QZQu0/oD6CQMUNt/yz5ZpY4E=' 
WHERE 
  key_id = '82d1c4b05cfc3bad79e201ac8ee3017538e79c9513b6f8b099b88bd2c0cd2439' 
  AND (
    token = 'R+Z3tZHUqzwPWFjQjZ7QZQu0/oD6CQMUNt/yz5ZpY4E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )