UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iUpl/usNbqzZ1uQUrKYdsm+Nq4vKMHRqrIx5/xM/shw=' 
WHERE 
  key_id = '26b42b14d5d1045266a6550ab174a1d4f7bfab2068bb8bc81276b240b4c94bfd' 
  AND (
    token = 'iUpl/usNbqzZ1uQUrKYdsm+Nq4vKMHRqrIx5/xM/shw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )