UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PNhAccF/LKCkvTbuT86DItsvG+mLAWYIMiEx1z345VM=' 
WHERE 
  key_id = '16a6329fdf534f893b83152209fe48e2682f8abd539afa935df8306e2b097c5b' 
  AND (
    token = 'PNhAccF/LKCkvTbuT86DItsvG+mLAWYIMiEx1z345VM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )