UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IvyY8GabFQATl+ptmVktf/uWNhd0iev8jwVjWJlyn8I=' 
WHERE 
  key_id = 'a8ef1652df8896af3371218e2f609f2dbb45b0f28af1264b5d32c74807aba20f' 
  AND (
    token = 'IvyY8GabFQATl+ptmVktf/uWNhd0iev8jwVjWJlyn8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042