UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9eW107xTd5vYungGAr5lxx6XpM1GbpbKzTgRChibFec=' 
WHERE 
  key_id = '6b522f341d2ddd54b0121ccaa178d393d96ec7b647f446505947b63bfb38b469' 
  AND (
    token = '9eW107xTd5vYungGAr5lxx6XpM1GbpbKzTgRChibFec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )