UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kt7vDJhLwSWUimFjUTE6hyiRyBS8hSZyLWY2Krwogbc=' 
WHERE 
  key_id = '4d91793af602302efa46a3cb82d40e9446a6f6065de78a0ecc1632c1885c98e8' 
  AND (
    token = 'kt7vDJhLwSWUimFjUTE6hyiRyBS8hSZyLWY2Krwogbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )