UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K7EI3vegm01/eHZLzztiHCRpTEMcGEMqCnnVrvncLNQ=' 
WHERE 
  key_id = '82375a3cfef1e732531533bc58e2998294c5902533c005d0011d19cbebb59821' 
  AND (
    token = 'K7EI3vegm01/eHZLzztiHCRpTEMcGEMqCnnVrvncLNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )