UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jiYFF3z+0sRSLqpqoAEiovnuXucdMqUPL+dujKFx28A=' 
WHERE 
  key_id = '51961efdc376016e1af907916af669f3f66898e42a421425906dda278dd4cec2' 
  AND (
    token = 'jiYFF3z+0sRSLqpqoAEiovnuXucdMqUPL+dujKFx28A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )