UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/7/EhPmkUp4YeZ6RBEVvBBU0KJQw3I5g052A7qeZJwo=' 
WHERE 
  key_id = '93eee01598e12c437056fd37073b038e1149a6f3724a2537c926ff1563c2c621' 
  AND (
    token = '/7/EhPmkUp4YeZ6RBEVvBBU0KJQw3I5g052A7qeZJwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )