UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f/YwWDe7lSkQQ3P3N7wx7vrB3w/rOvTpX2fVtoZJcdE=' 
WHERE 
  key_id = '019947d6ac9e63768b186de940cc40c9b1619449b15c03b8e6a992b247c63bf1' 
  AND (
    token = 'f/YwWDe7lSkQQ3P3N7wx7vrB3w/rOvTpX2fVtoZJcdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )