UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ElmULf1Y+Iz3+F3REdAPDa43eDoGhNE7ZJin3BWtBdQ=' 
WHERE 
  key_id = '55c9f7d7ca7b21a0f5790e96dd031d842b708ea218bd66d473f42273f3500fa6' 
  AND (
    token = 'ElmULf1Y+Iz3+F3REdAPDa43eDoGhNE7ZJin3BWtBdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )