UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rc7n/DFoPCuGyRSdqbmF78hWj4GgblqngNtA6EOaNqs=' 
WHERE 
  key_id = '8d811311b74f61de98dfaa10b71dcf2c737539b2d2141c2c974e2bfde19daa98' 
  AND (
    token = 'rc7n/DFoPCuGyRSdqbmF78hWj4GgblqngNtA6EOaNqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )