UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5mWbAMs3GVmRpQ/JWzZSeQv2L7/8AhZ818DxNIPmrBg=' 
WHERE 
  key_id = '20b0bdc6c256672a9e6a716366dbebcd0036f4d0ce0454194c395d3594b39b6b' 
  AND (
    token = '5mWbAMs3GVmRpQ/JWzZSeQv2L7/8AhZ818DxNIPmrBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )