UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FEPHR22pPwBthW3XBx+rIp+N7QACFYlk0y4J3HU+z+o=' 
WHERE 
  key_id = '20d3b043e755f116261e80cee7d1d815ee6e1902caf8a8828f1a9aed689979f3' 
  AND (
    token = 'FEPHR22pPwBthW3XBx+rIp+N7QACFYlk0y4J3HU+z+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )