UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qGP4aTgVBaUu0LJ/k/ar9XFDEl55XaC2sv23bSOaaA8=' 
WHERE 
  key_id = '517fcee1c24170cc647e2554c0802b66bfcacd2e0557af44c046868a86787832' 
  AND (
    token = 'qGP4aTgVBaUu0LJ/k/ar9XFDEl55XaC2sv23bSOaaA8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )