UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wS9WepT8+4Tv83QywpJ3vIpb/2kbq7Dpa+YB47+xxFo=' 
WHERE 
  key_id = '5bbbf91cc644c2f15c9070e6e32f5631c4292ac3b3f5299fbd4fa2fa07ca5e2d' 
  AND (
    token = 'wS9WepT8+4Tv83QywpJ3vIpb/2kbq7Dpa+YB47+xxFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )