UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yvbAHQVLHAAL8NZZ+GbjZU3CdDEJh1A7SKRpAAo5bJY=' 
WHERE 
  key_id = 'c5361aff0f2d5ae7a7142dd2e2ffd03fc2e7b498d05922b3959b63249ac6961f' 
  AND (
    token = 'yvbAHQVLHAAL8NZZ+GbjZU3CdDEJh1A7SKRpAAo5bJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040