UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C2tn8j4u4zbmbuEu/J651hqtNS23r1r829UwIz6Hw6k=' 
WHERE 
  key_id = 'e796a1ac5454395c281db2f36abbd31c1f0ccfb5f60badaa1010a537782f788a' 
  AND (
    token = 'C2tn8j4u4zbmbuEu/J651hqtNS23r1r829UwIz6Hw6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )