UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gRDqD019MpqODPd6s1+6UBsH5jyQ1aepnO8NMb2jUSQ=' 
WHERE 
  key_id = '991393d5585af648665ff269ee01bdf048efa9afcd10d0f304044bb52d1bea9d' 
  AND (
    token = 'gRDqD019MpqODPd6s1+6UBsH5jyQ1aepnO8NMb2jUSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )