UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ycVetJb9gsu6gqq0zkzwzi8eD4DpurW/+NdaoQsmnr8=' 
WHERE 
  key_id = '50f698c0c3c9b80ec2fd9e071dc70740b7b6dd27b84c840c68044497aaf5decf' 
  AND (
    token = 'ycVetJb9gsu6gqq0zkzwzi8eD4DpurW/+NdaoQsmnr8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )