UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UJauMCVF4IKEkjug0GS7J61pTILXQAeMIld7htJ5g1I=' 
WHERE 
  key_id = '6d4559c9d9ee19865284fd1b8ee48bd1d2ba799c6798861adee293139f27f117' 
  AND (
    token = 'UJauMCVF4IKEkjug0GS7J61pTILXQAeMIld7htJ5g1I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )