UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zf+yAKd7MmVK1Y4P/1rrkdjVbYQ914iszA/EP+iUTac=' 
WHERE 
  key_id = 'df84fef4fab48c6ec7b6f169b9e37b05303af38d1f341b60c2e296d0f5360387' 
  AND (
    token = 'zf+yAKd7MmVK1Y4P/1rrkdjVbYQ914iszA/EP+iUTac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039