UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TBsqytvwKYXfTm3iAATFuLAhYQSQ6IquUumDun45uu0=' 
WHERE 
  key_id = '50c5dd172229903c1aaff9f5a0403a4a502ecb1652f9c433ed5bb6df46afba5e' 
  AND (
    token = 'TBsqytvwKYXfTm3iAATFuLAhYQSQ6IquUumDun45uu0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )