UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPH4g2J6C/cJjsPXNnRTTW1rIDaIOd0ei9LtsiXl8rQ=' 
WHERE 
  key_id = '5304dbfbecd7884728524b2d834259e2f00c3e4d385b537a9aaff56bacd7e884' 
  AND (
    token = 'zPH4g2J6C/cJjsPXNnRTTW1rIDaIOd0ei9LtsiXl8rQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )