UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gZyuHqUlv2WQHJi572v+SefWp5BHwKYCoEiuQfNbB0I=' 
WHERE 
  key_id = '7a4561a76fad21084af6e7460812457edf0e4ccd7101b908821a0304fd680f04' 
  AND (
    token = 'gZyuHqUlv2WQHJi572v+SefWp5BHwKYCoEiuQfNbB0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )