UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oua3D8TuMWxW2Nta0/uy531iMPDwhsUGt5cNs78X6zg=' 
WHERE 
  key_id = '9a6280d9f049457aff76d33d95774f7bbf94584cc60013e99b784e6e2103cf10' 
  AND (
    token = 'Oua3D8TuMWxW2Nta0/uy531iMPDwhsUGt5cNs78X6zg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )