UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Pi/WE3Xw6jUuQYbLrOBskgqwRex05KABzI+Ytsm+04=' 
WHERE 
  key_id = '37a752091462ff7983a03d05755018dd8965bd8a76ae8d41592f76104bfa0381' 
  AND (
    token = '/Pi/WE3Xw6jUuQYbLrOBskgqwRex05KABzI+Ytsm+04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )