UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TQujOkH4mV6YRMsU0ZWTItoSffopKmhx44Yzr5uh2oU=' 
WHERE 
  key_id = '50559847f30d8b2a16b1528fce8a1eab2d663c25948543df28964a05c7b9ee2f' 
  AND (
    token = 'TQujOkH4mV6YRMsU0ZWTItoSffopKmhx44Yzr5uh2oU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )