UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LZKDxZ8J8SkMPIQh625g0HP4ELWmscjtPKAUtwLSF64=' 
WHERE 
  key_id = '2843ba5a1f8f2f168bad6524560c998e9da295451cd5b9e92b00d4ef1e6d7d23' 
  AND (
    token = 'LZKDxZ8J8SkMPIQh625g0HP4ELWmscjtPKAUtwLSF64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )