UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PCByZRYr8u8CsFWQmBSyTDMZiRRyMvds+tUAKIJKWpk=' 
WHERE 
  key_id = 'd1a750dc27c0a1b5f426384d8a764d8ec3e9814930a2b22a47964fabb681ff2d' 
  AND (
    token = 'PCByZRYr8u8CsFWQmBSyTDMZiRRyMvds+tUAKIJKWpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )