UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dQNEMwPvQqu4zMex6dwzG7Ob19FFv9jev6VylTnfswk=' 
WHERE 
  key_id = '05dfc464d4bc74ff9669951605eab3af1c8551874b43a9469e71c6c2e89c2b26' 
  AND (
    token = 'dQNEMwPvQqu4zMex6dwzG7Ob19FFv9jev6VylTnfswk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025