UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rB7S5av2it1ukv2iUyVTmnYcGAQMyblDvYO1vj21OYo=' 
WHERE 
  key_id = 'eaf5946aa0854289defb45f2ca25af8de606c330679c89992b4e6fe3a25e6571' 
  AND (
    token = 'rB7S5av2it1ukv2iUyVTmnYcGAQMyblDvYO1vj21OYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )