UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21u3GqZLTDWWxH54dmYpbvsyGFEQfIsvA06A6bVXs34=' 
WHERE 
  key_id = 'fc1e4b33d344fe474804cdc9522710b05ebf20820c6148aebc9f4a610e653c86' 
  AND (
    token = '21u3GqZLTDWWxH54dmYpbvsyGFEQfIsvA06A6bVXs34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )