UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kEexHsIEJ0b0XA/JzI+j4fI+EOYLFTIA9jrfS5/z46A=' 
WHERE 
  key_id = '837b48521095637473cb23994837460437a7c3a49e63ccafc96540fc86b73117' 
  AND (
    token = 'kEexHsIEJ0b0XA/JzI+j4fI+EOYLFTIA9jrfS5/z46A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )