UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kE7KIGnozI380NpaGNbCUkkXBC3GgoNFk+O6i2OeBwY=' 
WHERE 
  key_id = '8f93b2e2395ceb730da8fedd08be7d212160be692e5964d616352aa81e931762' 
  AND (
    token = 'kE7KIGnozI380NpaGNbCUkkXBC3GgoNFk+O6i2OeBwY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )