UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HNwdRwqg9fXpK46TGTTNGEPLaqCvPGHiNtrDlAdZB+4=' 
WHERE 
  key_id = '2756cfbe0cdde210bf5dc46f926f727e6dc78af7a6176415f8a40ede9fc514e2' 
  AND (
    token = 'HNwdRwqg9fXpK46TGTTNGEPLaqCvPGHiNtrDlAdZB+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )