UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X49I0O1BWVOc1mkQAewSe3R7QSPva9yN9U8x/2N63v8=' 
WHERE 
  key_id = '21b3f88852df9462dd9408691ab0fd1d9b304333700405968b44adf0d249bb04' 
  AND (
    token = 'X49I0O1BWVOc1mkQAewSe3R7QSPva9yN9U8x/2N63v8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )