UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r2zETB8rgAlUknpvJOfHeCnWJiRhTFemNuUucgZCRvU=' 
WHERE 
  key_id = '17b993e2873a547a58ed8f49f439b4a8bf492be57602aa96c9200123374644e8' 
  AND (
    token = 'r2zETB8rgAlUknpvJOfHeCnWJiRhTFemNuUucgZCRvU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )