UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HWbOGNDkoINH5I3DsEWL2bBGhtT7IVF3hnVpHSDRzzk=' 
WHERE 
  key_id = '92ccf87a96fe308d0a54e86bf2a7b0523549338ddb9288086b64bd2b85682888' 
  AND (
    token = 'HWbOGNDkoINH5I3DsEWL2bBGhtT7IVF3hnVpHSDRzzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020