UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aAdnIspoCGZVs/Y9QoeE6G9GMrbI2fbCreTDhuPO024=' 
WHERE 
  key_id = '27c95d9f7b91062678c18cff225e741f40507a5057c70dc98532e7bea22d7424' 
  AND (
    token = 'aAdnIspoCGZVs/Y9QoeE6G9GMrbI2fbCreTDhuPO024=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040