UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WPPK6Ptih6GpNu956mvxALxENjW07fB22uIniZALt/E=' 
WHERE 
  key_id = '52e5d9168162b491d9235473da47a8df39b0fdf97ef64dba68fd4462ec88e2f0' 
  AND (
    token = 'WPPK6Ptih6GpNu956mvxALxENjW07fB22uIniZALt/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )