UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3E5KMm8uYXfDpnOpj+KBG5a3w1ibPPFUBr9FygohtdA=' 
WHERE 
  key_id = '52c0346d00f36680f3401ad3496d2fae08459999554d35834edeb95de7d11118' 
  AND (
    token = '3E5KMm8uYXfDpnOpj+KBG5a3w1ibPPFUBr9FygohtdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )