UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EJbfV7EwyQ/zndeJ7QKRkuxTjbabrNslSAKzCE9Zmd4=' 
WHERE 
  key_id = '50e84491ec18981b81ed630fc94e48efff4e4ff71fdbee6d64b392ba5b06b1b5' 
  AND (
    token = 'EJbfV7EwyQ/zndeJ7QKRkuxTjbabrNslSAKzCE9Zmd4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )