UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r2fJUO78Aj5MmG4bEOTjnX/u6V6w1xvPRpS2Ku42YFc=' 
WHERE 
  key_id = '2d44bd7686360e7fb092ec9e095821d6dd6bc394d5bc5dd2736c9af209e20bf1' 
  AND (
    token = 'r2fJUO78Aj5MmG4bEOTjnX/u6V6w1xvPRpS2Ku42YFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )