UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LJ91Hz/hPaoquscz1OABTWOJ3gfXRi5YP44+vpE5aso=' 
WHERE 
  key_id = '8495c5a2a8c78763162645e6f84fc3c2879c08c81a99bd5529be6e85e1786a74' 
  AND (
    token = 'LJ91Hz/hPaoquscz1OABTWOJ3gfXRi5YP44+vpE5aso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024