UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '89r8nqOEXneIMe46hfZztoph7tzqs9FuY1Bm2IA9coM=' 
WHERE 
  key_id = '064a5b76566cebb6d239f60f23d75f9440054a4baf461038f72ba13b3ada501f' 
  AND (
    token = '89r8nqOEXneIMe46hfZztoph7tzqs9FuY1Bm2IA9coM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033