UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WshfekeUlsojntAuHQ3xDhlhFNVM4zJ/kRxgu23DqqU=' 
WHERE 
  key_id = '2a6d2a94dcdc0fb015b1c6859e92f2dee4e954cdfd5f7db8212702c68d3954af' 
  AND (
    token = 'WshfekeUlsojntAuHQ3xDhlhFNVM4zJ/kRxgu23DqqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )