UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gem+YjVoEhGAQ1pxxKFt4AEpGs4TIsEJ52UsNs+YBVE=' 
WHERE 
  key_id = '15cd6288d72b03d2671bd385dd65e4b165f1be23f7dabff6908c777dc5f895ab' 
  AND (
    token = 'Gem+YjVoEhGAQ1pxxKFt4AEpGs4TIsEJ52UsNs+YBVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )