UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zn1D3L5u1C0jHvTO7sXh3d1qschiich6EM22Ley/Rnw=' 
WHERE 
  key_id = '5c026d0fefd00ce4e86f1d49c92f62e97ca2a30a4211587061bd54f64e37cb99' 
  AND (
    token = 'zn1D3L5u1C0jHvTO7sXh3d1qschiich6EM22Ley/Rnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )