UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IwI42l/2HwlUIEjCFtCsS1p930P1zpw1qthV/T6Tyuw=' 
WHERE 
  key_id = '81b5690dcc16700f480019315501f74cedd469e2b1348a7463722db8d1a18903' 
  AND (
    token = 'IwI42l/2HwlUIEjCFtCsS1p930P1zpw1qthV/T6Tyuw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )