UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FiWJLBQDoQh7oVI8wsA2q+j7n9+g0D6lInxTxMwV1VY=' 
WHERE 
  key_id = '81f5055c83de150d0fbe5df362674139a34af403795e0fbd96d133017ae553d2' 
  AND (
    token = 'FiWJLBQDoQh7oVI8wsA2q+j7n9+g0D6lInxTxMwV1VY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033