UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kUp2jRL9koeIEwdsyhEbJBie9K+2uHj9Ose7EKE0rqY=' 
WHERE 
  key_id = '27684fb3d3ad70440789a8f2a662f2d74352627573d60057d873ca921b50429e' 
  AND (
    token = 'kUp2jRL9koeIEwdsyhEbJBie9K+2uHj9Ose7EKE0rqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )