UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EWuDdPdFgyjTG8XQPFFrsPk4DF3IbfctSnoXcYFfo50=' 
WHERE 
  key_id = '471ce602461b66b824c9570a4622ffa5bf51687ec51186c46df4718872cfd7a4' 
  AND (
    token = 'EWuDdPdFgyjTG8XQPFFrsPk4DF3IbfctSnoXcYFfo50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )