UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4wGdDGdFuYtY86TLpZ1sWY0qn8lTXRZaE/1jDCtRnqM=' 
WHERE 
  key_id = '81add22c62b3c89f33256a3ded09bf6c8a1e83af224962959db78abf43f00108' 
  AND (
    token = '4wGdDGdFuYtY86TLpZ1sWY0qn8lTXRZaE/1jDCtRnqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )