UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yuJWxEpj8J8KlMSvWnHAy5qLqTntvfY9zWzzP2HQ3hU=' 
WHERE 
  key_id = '1e51e173479fb836326f78a9b46905c94490be3b11a47ebfb51cba362c5ccbe4' 
  AND (
    token = 'yuJWxEpj8J8KlMSvWnHAy5qLqTntvfY9zWzzP2HQ3hU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )