UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6zPnqceWZWjx13OpmRYS5Vac491uDndcx2cUbXLOYxc=' 
WHERE 
  key_id = 'cda52986097fa21eef68ebefb2dd2aa97408e558736d5b4b4d3466233c643f85' 
  AND (
    token = '6zPnqceWZWjx13OpmRYS5Vac491uDndcx2cUbXLOYxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )