UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dk2U1k5BhrgfMjzeUBKYVzLXDg7PmVObSx9SkfjZBkc=' 
WHERE 
  key_id = 'b6869b9a24ce7695b31b480ccddd9f4fa0db0b812de26dfdd9d3b677b81a9aa0' 
  AND (
    token = 'Dk2U1k5BhrgfMjzeUBKYVzLXDg7PmVObSx9SkfjZBkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )