UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+zYelqXz/9GMee+0NOZTqlFOOwAi9jVamnkPmwSEMPI=' 
WHERE 
  key_id = '81c24196d74e22669125231fc1e2469b1c9ea6ce3c3875076855f7add5ac589c' 
  AND (
    token = '+zYelqXz/9GMee+0NOZTqlFOOwAi9jVamnkPmwSEMPI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )