UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YpZuAr5pMfkolPg4kQ0UgMhi+y+SNns1K6DgTqi09YY=' 
WHERE 
  key_id = '51f51f9c48a8e980d7a13206011a03384df99f357f23062cdeb07c22f71ac857' 
  AND (
    token = 'YpZuAr5pMfkolPg4kQ0UgMhi+y+SNns1K6DgTqi09YY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )