UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMtA7/NnFpdnI+ickKbuLDZytwaM/3Q0vj+Do3eHJVQ=' 
WHERE 
  key_id = '639ed3be7aa022f0724c146f7170e61a57e041b1755c92fa0e465a73d3d76f08' 
  AND (
    token = 'VMtA7/NnFpdnI+ickKbuLDZytwaM/3Q0vj+Do3eHJVQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )