UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ia2lmF6AMw8ls8+B6fV71XQiTysfi/2eq5v9cu1MYrw=' 
WHERE 
  key_id = '831d6f68503a7ecea7dc91ea0051edcec003254e699a6b4f0d437bbee6fabc12' 
  AND (
    token = 'ia2lmF6AMw8ls8+B6fV71XQiTysfi/2eq5v9cu1MYrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )