UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xbzKFq1moFrjONf6xaYp2M+WYmDxRfOdY0HaSifoRSg=' 
WHERE 
  key_id = 'e851736b37b201d453ed2684b8ee103f55255ee0d342de1700f2042d4600f01e' 
  AND (
    token = 'xbzKFq1moFrjONf6xaYp2M+WYmDxRfOdY0HaSifoRSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )