UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y2xVEm2TZmwWQ1aDeXIIU/bZx9crOYxcNZ99POZUf7o=' 
WHERE 
  key_id = 'af7fbc61bad81b9a6b106d29c40065c77fcc535187f47bb9530d57cf2d0f98b4' 
  AND (
    token = 'Y2xVEm2TZmwWQ1aDeXIIU/bZx9crOYxcNZ99POZUf7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027