UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kZ6SvByULiAeA7aIQcbJR2NvnmgmFopCrj1bx1skDt0=' 
WHERE 
  key_id = '7e571f459ee25aac9329c62d7ae1cf49d23c08fe30d766b49ac00fbff3040bdf' 
  AND (
    token = 'kZ6SvByULiAeA7aIQcbJR2NvnmgmFopCrj1bx1skDt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )