UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1rPMqCUwI8G5ie92tmO4XLV5CJ0sig2+fbMXGTFOBSU=' 
WHERE 
  key_id = '8fb4c8a0b9e656910a17a8547d2ab33044d602b666abf6449f95469fe28012ee' 
  AND (
    token = '1rPMqCUwI8G5ie92tmO4XLV5CJ0sig2+fbMXGTFOBSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )