UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H2tU6ioQ0kb7vGq+NI2bAg9uHi44IgQsQsRKYOc0OrA=' 
WHERE 
  key_id = 'a39c9faf7c4516e0f6ede9f7f469b9f0188392bc9257837d88bb3a889b14dd44' 
  AND (
    token = 'H2tU6ioQ0kb7vGq+NI2bAg9uHi44IgQsQsRKYOc0OrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )