UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '00FcVwAh/Gyq1TePGt2XSQfcr5LUbX1X5UbiBfmUGrc=' 
WHERE 
  key_id = '501c6928e531b3d6a47e2049d582e7079efdcf3eec918b5c392f289f294623f5' 
  AND (
    token = '00FcVwAh/Gyq1TePGt2XSQfcr5LUbX1X5UbiBfmUGrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )