UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vvzidZ6oWP/4K4cbr3iEe217hB6sD2kv3nMZ0B0tuu0=' 
WHERE 
  key_id = 'b6ef29463d5f0bd3a450223324aa4daa2a2a65aa4a7bd2613eb4175f248ee566' 
  AND (
    token = 'vvzidZ6oWP/4K4cbr3iEe217hB6sD2kv3nMZ0B0tuu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )