UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kL3SBlg4N4mjjKzdV6mFB2lzkXpqATgnnRutXjKYokE=' 
WHERE 
  key_id = '6f15d27a7b01efc96719e81acad1f53c0b901c3af16bc5fc2c310ab376269fb3' 
  AND (
    token = 'kL3SBlg4N4mjjKzdV6mFB2lzkXpqATgnnRutXjKYokE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )