UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ob3wAhhoQ5UbNhzDcPH7TWQcJEjGLt+Dq980sl6IeJM=' 
WHERE 
  key_id = 'cbee2b7f48edb6fff77ef12ebde2a24c243dd3633bc84f74d9a72d5fa8b51973' 
  AND (
    token = 'Ob3wAhhoQ5UbNhzDcPH7TWQcJEjGLt+Dq980sl6IeJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039