UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/L0hBUMCJQB3nQCPsZAZVpeCfeQqzqXRAY3Xj5oiHCI=' 
WHERE 
  key_id = '51587d09b955b784f2ed01fcfc590c29cc247bb35d5773b298e5d894d107cf98' 
  AND (
    token = '/L0hBUMCJQB3nQCPsZAZVpeCfeQqzqXRAY3Xj5oiHCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )