UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3N/zTmg7X3n+XvhbsaT4eBR91bc9C+AZjmiRYxb8ypE=' 
WHERE 
  key_id = '52c394c99dfb4bf77d8c3b8747b21880f514479c6574d6c6205059494bda2cac' 
  AND (
    token = '3N/zTmg7X3n+XvhbsaT4eBR91bc9C+AZjmiRYxb8ypE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )