UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gkZ4udUOgAAKEsFNsFKuAcbORTUx6iGq6gHzzGW7tPo=' 
WHERE 
  key_id = 'a525c1ca3c78d1da69c487fd2546c5f13c6e9adbf6b502ce2d0b4c6c65bba757' 
  AND (
    token = 'gkZ4udUOgAAKEsFNsFKuAcbORTUx6iGq6gHzzGW7tPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )