UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ibf0Ew6DEwkwvhVdHCSYp7wHLcBG5lIHavmLEHNZ7UA=' 
WHERE 
  key_id = 'ab78656529367b710e7c45b8695b4023c48a05a272ce09253a5d960015e79831' 
  AND (
    token = 'ibf0Ew6DEwkwvhVdHCSYp7wHLcBG5lIHavmLEHNZ7UA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035