UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ejJWfn4UqTxuURoLpd5fXWlP1Nu2+WhZRAj1AAQaWE=' 
WHERE 
  key_id = '7e3b7531fe6ffec405d1d68f94e8a1e20398bd741406a4180459785d7a1a1b28' 
  AND (
    token = '/ejJWfn4UqTxuURoLpd5fXWlP1Nu2+WhZRAj1AAQaWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )