UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8FQ+4TcLBfurN0sagfFIk7qq9C3FVkUicDJp8azVSk=' 
WHERE 
  key_id = '8b5bae60854b5312e39c11c9a643d9ceeac6e7b387983733d2c5383b7e674e2d' 
  AND (
    token = 'm8FQ+4TcLBfurN0sagfFIk7qq9C3FVkUicDJp8azVSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )