UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aZkGducPVWavSu5XCaAJX69Q/uKDwYfvFD6oJc/erhs=' 
WHERE 
  key_id = 'df8e51f682989da76f764200e322e93ca70b8452d15065b9d9679be4c0e8f1aa' 
  AND (
    token = 'aZkGducPVWavSu5XCaAJX69Q/uKDwYfvFD6oJc/erhs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )