UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nrUGpr4MGrXsxO/kIdSNlbckEq3li6qiMRDRM/TqiYQ=' 
WHERE 
  key_id = '53a473fea37261825e9fc511117f5d01645f26dc9d9b4dc42be1e803b4dda733' 
  AND (
    token = 'nrUGpr4MGrXsxO/kIdSNlbckEq3li6qiMRDRM/TqiYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )