UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f6J1+9OkPs20prR4gy2iBFkfR35aPcFgBTzCaP7wccY=' 
WHERE 
  key_id = '81e72bb36b3dcc40b0dd0324997e2f5880fa98cd46c1fc9f6a35f7eedfdd2196' 
  AND (
    token = 'f6J1+9OkPs20prR4gy2iBFkfR35aPcFgBTzCaP7wccY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )