UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2ilARnmQrTZzjRiRcBagGCTNBSXVlE50XcwYl/YXERw=' 
WHERE 
  key_id = '4a9e82a16039f5db99b01c0edce2ac206e57218c1716f7d190128e82809cc1cf' 
  AND (
    token = '2ilARnmQrTZzjRiRcBagGCTNBSXVlE50XcwYl/YXERw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )