UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyJ4sIcRazzTA96cEx3XD2qgNfyq43Jad2OY8dYTbA4=' 
WHERE 
  key_id = '83a5512fd491b4fad525a2444268315855672563f828fe7aac95d159e7e908de' 
  AND (
    token = 'MyJ4sIcRazzTA96cEx3XD2qgNfyq43Jad2OY8dYTbA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )