UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BSas1r9PUOM65Eu72vNhWDlUVTf7bxEm7//Ycty9Ku8=' 
WHERE 
  key_id = '94c6c5d2014f9b943abd438c619de507376a6f941f7470a93e5b41a8d19b751b' 
  AND (
    token = 'BSas1r9PUOM65Eu72vNhWDlUVTf7bxEm7//Ycty9Ku8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )