UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/AiWkLW0pAysc89ZCnuimU9lCLzeGMKsy2kRdXDt2rI=' 
WHERE 
  key_id = '594f562976141bc5d701497e7c4d9d6acc4a445331d6d449dd04b378cf24c7e0' 
  AND (
    token = '/AiWkLW0pAysc89ZCnuimU9lCLzeGMKsy2kRdXDt2rI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )