UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LX5YiV7hHMJgcw+SGyA1iSs3v5rTw3ksp0xGrb2E4F4=' 
WHERE 
  key_id = '93b038d51766fafe930497c607c1135472a53a6baf9af9684e8318ba524e58b8' 
  AND (
    token = 'LX5YiV7hHMJgcw+SGyA1iSs3v5rTw3ksp0xGrb2E4F4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )