UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/hKuSDPpV5vlwa2eT61CqBVCUqvSWviIRrX3GO3ueg=' 
WHERE 
  key_id = '2c95e1174160db86e2626b9ab1995bacb853af96f2bef6a3687ffbc7992fad16' 
  AND (
    token = 'M/hKuSDPpV5vlwa2eT61CqBVCUqvSWviIRrX3GO3ueg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )