UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '51pA461MjN3Dq8autrLRd4XV075vVh7C1ksGSWIhrs4=' 
WHERE 
  key_id = 'b0fed61944224d8639f6afcdb7e1cb0328c30071758599b8af1c4cbc418428a2' 
  AND (
    token = '51pA461MjN3Dq8autrLRd4XV075vVh7C1ksGSWIhrs4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )