UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ll2QxYLbHUEzi5shPNURU4hAPaYIUByyeCGNvQGAvHI=' 
WHERE 
  key_id = '2504a9f78b10984e2094fa6054ba5d56dfa05af24cbf936eb158468f28977369' 
  AND (
    token = 'Ll2QxYLbHUEzi5shPNURU4hAPaYIUByyeCGNvQGAvHI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )