UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UZMYPPjHvd+HrJvLW/Zdhkl0xOrUDfEwn+LNvTx6EgU=' 
WHERE 
  key_id = 'd3b6698f84fa5a18ad267f502a1252d32db7f9ba33dcbf329f390717bba43331' 
  AND (
    token = 'UZMYPPjHvd+HrJvLW/Zdhkl0xOrUDfEwn+LNvTx6EgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027