UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'plqQTXjZw79rsDHY0CDjUStKYyz0c4jlC+1786FkVXI=' 
WHERE 
  key_id = 'd6094ac8207cf44b8775bf65537680dfce8280ff605990c7459024cfcaf21007' 
  AND (
    token = 'plqQTXjZw79rsDHY0CDjUStKYyz0c4jlC+1786FkVXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )