UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P996Sn/thVhmNgosFKYcEjH3oZ84t4VA3dWhS8CuEj4=' 
WHERE 
  key_id = 'c4e8b37a4e2af86b7dbcaecd1680658b8f535d8025a8568034badab9e6f4f1ad' 
  AND (
    token = 'P996Sn/thVhmNgosFKYcEjH3oZ84t4VA3dWhS8CuEj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )