UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DIh9FYs1iRbcnfrSbr1U6WDgaeJedCflqeAG8nu5KjM=' 
WHERE 
  key_id = '94dd60eee26866183144396aa72807cbcf2f28efe6b1bdb43d13b1275949619a' 
  AND (
    token = 'DIh9FYs1iRbcnfrSbr1U6WDgaeJedCflqeAG8nu5KjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )