UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uCssk9E6tUevCHZa/X8ssy9hwwkzloZ0Eor1N32ANwg=' 
WHERE 
  key_id = 'a4765329864171fe802362ecc18997d06d6afbb5a0b4bd7aab8845b83759816d' 
  AND (
    token = 'uCssk9E6tUevCHZa/X8ssy9hwwkzloZ0Eor1N32ANwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )