UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xS7ydASZNbO4GZvaNr/A/LjTGsm26j2VWIhn3MIxsog=' 
WHERE 
  key_id = 'b4598dfc67aaffb64175a13e56a5c254b55490e0b81a28c62325383caeb60c94' 
  AND (
    token = 'xS7ydASZNbO4GZvaNr/A/LjTGsm26j2VWIhn3MIxsog=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )