UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LExqZW9yNszHGa2Ii9egEX00aGc5dwUPBDyNIQYW6V0=' 
WHERE 
  key_id = '45a375961642679ae3124f38e69f269696116471d20b0945b21ed312eccd93ec' 
  AND (
    token = 'LExqZW9yNszHGa2Ii9egEX00aGc5dwUPBDyNIQYW6V0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )