UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hTAU9jc9wFAm/VSR0z1vHp7a2D+nshH7/K+AjLe37uQ=' 
WHERE 
  key_id = '4bf181bed2ce160d8fadd8324434754e2484f4fa9ae632fa192443598d4a708f' 
  AND (
    token = 'hTAU9jc9wFAm/VSR0z1vHp7a2D+nshH7/K+AjLe37uQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )