UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QBky3Df2mkAZzvOWFdgioMD2pu5ddov29KZeOaH+Beg=' 
WHERE 
  key_id = 'c40dd35153615236b8c41060e4425eb92da201fe20c54985097836d618c097f8' 
  AND (
    token = 'QBky3Df2mkAZzvOWFdgioMD2pu5ddov29KZeOaH+Beg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )