UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nUU03RGx/qFypLp00K9mQ1zQI79dgHGqegkEjWQF0fs=' 
WHERE 
  key_id = 'b26d1ad7f0527227a916d258a7f8b4058d971ed2de314b3b11eefa3185e5deb3' 
  AND (
    token = 'nUU03RGx/qFypLp00K9mQ1zQI79dgHGqegkEjWQF0fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )