UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FH73MsTr/mel6ENY3Buu34HmEyGKZ5sd9Q+KFf0WmPw=' 
WHERE 
  key_id = '558cdbfc87ac8b9b0d2a2f5ede00dd14f73561f993c894718fcf955f73c33b6d' 
  AND (
    token = 'FH73MsTr/mel6ENY3Buu34HmEyGKZ5sd9Q+KFf0WmPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022