UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F729zs8HmgVPy88dl9GAtXqG/QQX62NbugpPriN0hPc=' 
WHERE 
  key_id = '81f6b186447b754413cd9e0de24e3667922651ff1c1dc341ebd3584f43da2d8a' 
  AND (
    token = 'F729zs8HmgVPy88dl9GAtXqG/QQX62NbugpPriN0hPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )