UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ND4Q70Yje3Dy/VYl00wWMZqPBFO2Wo3uD4EDX9EaP14=' 
WHERE 
  key_id = '51c13d6cfd557581335a12792637fac25cf00ea673933f9c6c4409713dc1db93' 
  AND (
    token = 'ND4Q70Yje3Dy/VYl00wWMZqPBFO2Wo3uD4EDX9EaP14=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038