UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRCkdDvnVvQmPikw9kwTy9xWY3FC754LDdokEqEzEpM=' 
WHERE 
  key_id = '645a0c7b1c96de5680991bec76c25ce81d318f62e3f05456683a900b23ba2719' 
  AND (
    token = 'WRCkdDvnVvQmPikw9kwTy9xWY3FC754LDdokEqEzEpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )