UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TlegIg5xh2acZFPdahJYy3Gp3AJEufh3IhpGRb0YDhk=' 
WHERE 
  key_id = 'defd34d84720ca1e95906c191346d1fee978b7b1f91405363af753aad4394f94' 
  AND (
    token = 'TlegIg5xh2acZFPdahJYy3Gp3AJEufh3IhpGRb0YDhk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )