UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hyDqhdCvFj0josH1PUMawO4BG5GUhz7uNFFdRz27CaE=' 
WHERE 
  key_id = '51a845c520c411c951b3a5cc201f0ac24ede0b604d420e7b32b43efe3242d03c' 
  AND (
    token = 'hyDqhdCvFj0josH1PUMawO4BG5GUhz7uNFFdRz27CaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )