UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2dzsJypTnY9sUg5qDT5JTGHUqQJRIqqtO2B8kUBDnM=' 
WHERE 
  key_id = '583b4a78de06b528d29ee81133cf7f331fcfa108c505ad8dc2e678ae9c2135e7' 
  AND (
    token = 'k2dzsJypTnY9sUg5qDT5JTGHUqQJRIqqtO2B8kUBDnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022