UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L4hy1gsL0V65+rsPa9CWqtPrLvrepAnw1E8iZlFKGk0=' 
WHERE 
  key_id = '6ca326c55b0b35763c115aca18bf5bc5793a153410514f6d0a896d6450910fc0' 
  AND (
    token = 'L4hy1gsL0V65+rsPa9CWqtPrLvrepAnw1E8iZlFKGk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )