UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gzjmf6+qNNK7W2ej0UUrcfS88U9/fBqGyfoSNpUEQXY=' 
WHERE 
  key_id = '6ce93b430bed88cd0e2c0af9e195a327e82336f5c61b78ec6bd5a67fbc36762b' 
  AND (
    token = 'Gzjmf6+qNNK7W2ej0UUrcfS88U9/fBqGyfoSNpUEQXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )