UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bxYYHiiqgCjSk4XpUegQqrtm2gJppM90J7hZq3142mw=' 
WHERE 
  key_id = '79159936e1a04c6abbd87764dec3239d5929a2099f67ef073e692e1998ca8cba' 
  AND (
    token = 'bxYYHiiqgCjSk4XpUegQqrtm2gJppM90J7hZq3142mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )