UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/eSBxjm+Gw46b2zCUkln2QaFvQszhkaSbZfBMD90v+I=' 
WHERE 
  key_id = 'd20580ad565e1acec2ed3897bb89ad153981167d3134eff15bc8e0ce493f2720' 
  AND (
    token = '/eSBxjm+Gw46b2zCUkln2QaFvQszhkaSbZfBMD90v+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )