UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p+WTUfFnPff1I5OT9m6Vmi56NtdQ7ycAe8CIVq2obu8=' 
WHERE 
  key_id = '7d91534fa222a5f2704bc17ecd90f899145bcb0fb7d786888484ab435e1264af' 
  AND (
    token = 'p+WTUfFnPff1I5OT9m6Vmi56NtdQ7ycAe8CIVq2obu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )