UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MBCIr2DPza47maekss39IXbIJrFXaO9HAk+fKWLF1Bw=' 
WHERE 
  key_id = '81766f9bcdd56aa5ca24dc6610a25e586289da9c84f6d9538b5de9404c6b5d6b' 
  AND (
    token = 'MBCIr2DPza47maekss39IXbIJrFXaO9HAk+fKWLF1Bw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )