UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rs5njS4bxKd/Hv86r3pw9K9pAMt0MEO/+MA1lfkSdy0=' 
WHERE 
  key_id = '1ed27077c4688bc9a72ba81bfe939efca1aa2fb793894fcec235fcf842aba2d7' 
  AND (
    token = 'Rs5njS4bxKd/Hv86r3pw9K9pAMt0MEO/+MA1lfkSdy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )