UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVefvNwGqO4rOSLiqjZKDAxioHR8d07CBX3/dxsnPPc=' 
WHERE 
  key_id = '857feb4b83bf71dd5ef004cf51efd1aed6f140c5bcb01b3cc301cf75f088b6d1' 
  AND (
    token = 'PVefvNwGqO4rOSLiqjZKDAxioHR8d07CBX3/dxsnPPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )