UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2/8AfMVd+yKw6oqW9LK+ek2c8UvvuAmneiL9/nM2v0=' 
WHERE 
  key_id = 'fd11c1fa38ea1f5f91f389e87e009c25b8b283a54c71d25ab75df9dc600fbe68' 
  AND (
    token = 'n2/8AfMVd+yKw6oqW9LK+ek2c8UvvuAmneiL9/nM2v0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )