UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MN0gGgMo0tX6n0+FXUB/3HcgXOjfxSYM39N4niDy3iA=' 
WHERE 
  key_id = '28cf50fc0eb310b90448d1e8eeb3c7e3c6b938894e68f41186ec90401c26a294' 
  AND (
    token = 'MN0gGgMo0tX6n0+FXUB/3HcgXOjfxSYM39N4niDy3iA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )