UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+Ramx9XFU0XrGnGqwlfYN51Y2gSxzAjeLutFpUfgDeE=' 
WHERE 
  key_id = '83c78e54722bdbd809d7143bba4f3ce6d6ba064deef3d2f29543cae61ebd973d' 
  AND (
    token = '+Ramx9XFU0XrGnGqwlfYN51Y2gSxzAjeLutFpUfgDeE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )