UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pcrhu+fOwg7+HL/oevMSoaAJqZchHZ8USMs/YMSX+hA=' 
WHERE 
  key_id = 'b356ce3c77e20d1b119cf23aaa5b865f37f05d66d707716ff83731737832d4a5' 
  AND (
    token = 'Pcrhu+fOwg7+HL/oevMSoaAJqZchHZ8USMs/YMSX+hA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )