UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fhK9K8HmEibSDRrzTR1rrsFk10BRLmqkeFlTPmYNwLc=' 
WHERE 
  key_id = '949f70e65f78264430bb9a34637902d982e24effd787c1f78a345b05fa07e0a8' 
  AND (
    token = 'fhK9K8HmEibSDRrzTR1rrsFk10BRLmqkeFlTPmYNwLc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )