UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqWO0G5W8w+shj0+GrrbppgvUD72+Bo8H72Ypqr9pVw=' 
WHERE 
  key_id = '5943ec3805d2a8e556b0a380f7af1385b18394ab7065a7626bcd0ca6a8886a4a' 
  AND (
    token = 'MqWO0G5W8w+shj0+GrrbppgvUD72+Bo8H72Ypqr9pVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )