UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BtDz2LlXpcoV/l0kfSb5G3h+uFsgYtdlhfTbvFq+eKk=' 
WHERE 
  key_id = '994c7e0dd23fcb159a0cc1bc4025cced008a2b392fc9366c0b833e6a239401b1' 
  AND (
    token = 'BtDz2LlXpcoV/l0kfSb5G3h+uFsgYtdlhfTbvFq+eKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )