UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ppVMHMLHge+UTnMtSJDQmyvWJfUe7tC2mTXr6UYA3FU=' 
WHERE 
  key_id = '0dc23a1e22d95c979720602cdb197545ffea268d8434b6f8e6a5af83af2700d3' 
  AND (
    token = 'ppVMHMLHge+UTnMtSJDQmyvWJfUe7tC2mTXr6UYA3FU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )