UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N5futzGj6LNQIRmlzu94KyKQlhzkMdXH5kjovRCwCMA=' 
WHERE 
  key_id = '3bc7e076984bae6590064fcac0f780c4c20e9c2180833ff6c11c25dcbebbe5c6' 
  AND (
    token = 'N5futzGj6LNQIRmlzu94KyKQlhzkMdXH5kjovRCwCMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028