UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rXIpptuTlrg3yH5uAYToDq1DLV8K7Z5KrplCpDTKLbY=' 
WHERE 
  key_id = 'c6f9a3cfb238a7f142f0198acddba952513724fef1029c6484478c865374749c' 
  AND (
    token = 'rXIpptuTlrg3yH5uAYToDq1DLV8K7Z5KrplCpDTKLbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )