UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aQS/egmfY1ZaCBLMEL/qtkfo2q0QwVvzCUfzruIo9Zc=' 
WHERE 
  key_id = '6b4024247e4b60e6cacb3cae2ca9d1830b66249d30418667e2cf91c9c04c88e5' 
  AND (
    token = 'aQS/egmfY1ZaCBLMEL/qtkfo2q0QwVvzCUfzruIo9Zc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )