UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lftz009Nkaow1jS4q1WbiQNEiIMxA1SaQFaegVaWBfU=' 
WHERE 
  key_id = '6f88534262e73af1f430be607bf56118337e10036aea808ef631a6379f3a6cfa' 
  AND (
    token = 'lftz009Nkaow1jS4q1WbiQNEiIMxA1SaQFaegVaWBfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )