UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2klmjr4yaa7TSTvKBcl1+9I4Gl4S5HwIEPePxNZgs0c=' 
WHERE 
  key_id = '03a3bbc63ea73c8ccecf58b915532e39964da721b08919f45392e949fa8295bd' 
  AND (
    token = '2klmjr4yaa7TSTvKBcl1+9I4Gl4S5HwIEPePxNZgs0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )