UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't3Po5LxHdYnKEQXhhAA7NSqRTd3QEMyfQ6cEeWI5XIE=' 
WHERE 
  key_id = '49f4535046018ab73dd466722e36619af96153038c98229e9341170fe0de6400' 
  AND (
    token = 't3Po5LxHdYnKEQXhhAA7NSqRTd3QEMyfQ6cEeWI5XIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )