UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Py4spSglhJYYmtWsG5QuSBErWBMLqXzYR873NwxsaIc=' 
WHERE 
  key_id = 'e1f450a35a67bb87f73d37d483c46788209f753781970dca19da3e0393bfcb31' 
  AND (
    token = 'Py4spSglhJYYmtWsG5QuSBErWBMLqXzYR873NwxsaIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )