UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ysCLBo50BRFNTHjggddlVCH5fRDpaWxjWgP9dCu+rs=' 
WHERE 
  key_id = '37d905334f465fce683226cf6a64edf5a132b23702e097711af1457a9ef5b643' 
  AND (
    token = '/ysCLBo50BRFNTHjggddlVCH5fRDpaWxjWgP9dCu+rs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )