UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UN2Xz+SJpCmPupakZ3CdwjQzPxblBxnu1A4wG3JdmOw=' 
WHERE 
  key_id = '3970713857cc88693539013eaf5dcbb0fd517f634b61211edf52e75e9e42a0ce' 
  AND (
    token = 'UN2Xz+SJpCmPupakZ3CdwjQzPxblBxnu1A4wG3JdmOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )