UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iU79AHLL2oRQ2NV175pyHrsKNCJHZysy92mvesf11TI=' 
WHERE 
  key_id = '70994bbcdf460bb676e19872e0f17af58da066816e02048c6404f52f4fe47b69' 
  AND (
    token = 'iU79AHLL2oRQ2NV175pyHrsKNCJHZysy92mvesf11TI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )