UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HeR4ucp/upMxC/MioVXsqGhgtLmod94j5eY2FH2+X/Y=' 
WHERE 
  key_id = '8e3e277c18b1773d90b3537d5052eea57ba037db9074c6d83140f65c39b2c850' 
  AND (
    token = 'HeR4ucp/upMxC/MioVXsqGhgtLmod94j5eY2FH2+X/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )