UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yvuxzuqp8xgmhoqd2NYyt409GQFK3KWvEBFjXbQmrSU=' 
WHERE 
  key_id = '87fb2b142538a89b9e5b61b455d072a5c3a0916846bb2c6d49b563532053f611' 
  AND (
    token = 'yvuxzuqp8xgmhoqd2NYyt409GQFK3KWvEBFjXbQmrSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )