UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '75qkNuAu83TsMN4lhXyuYdoZVpLBGqe2JirBZfxLKtg=' 
WHERE 
  key_id = 'b6dcfb89d5bf32f869dda0ca7d7b3ecc4ade09bbaf092221919cd9d5cc3572a7' 
  AND (
    token = '75qkNuAu83TsMN4lhXyuYdoZVpLBGqe2JirBZfxLKtg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )