UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lvKpVvbcCRtbxALiPL/pw1QAshncTuCRp0r4kFxfzjE=' 
WHERE 
  key_id = '50e2139e61a035d3125a3cd09d76c196a56971be79bbf1fa1884a89a269c2bba' 
  AND (
    token = 'lvKpVvbcCRtbxALiPL/pw1QAshncTuCRp0r4kFxfzjE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )