UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AcNfIjZ1z0C9RPc2eLrACokeT3+MfknJ62pO3I9TZ3s=' 
WHERE 
  key_id = 'd76fdbf9192f64c93758018ae398cddb24b275b636921416cbe78487f0553485' 
  AND (
    token = 'AcNfIjZ1z0C9RPc2eLrACokeT3+MfknJ62pO3I9TZ3s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )