UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'nm+dEutYJbzr08ciKevhoyqMymnIFwbROkJ/0YXRUtI=' 
WHERE 
  key_id = '706160f64bbae28e2d71c0826cadb1381aa190205cfd2baffa3be6adcfa36306' 
  AND (
    token = 'nm+dEutYJbzr08ciKevhoyqMymnIFwbROkJ/0YXRUtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )