UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zp5dtpkX6eqEH4/VY6BnKZPT4eBwYij8k01D2XDNb+k=' 
WHERE 
  key_id = '1e56dc2061f184924fd296e06a1cc9c70d215be46994ee540129c01154f78a94' 
  AND (
    token = 'Zp5dtpkX6eqEH4/VY6BnKZPT4eBwYij8k01D2XDNb+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )