UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uXK0QFub9eyEgxEry4GxtkfKtR1bPJxhx9LqTetPGB0=' 
WHERE 
  key_id = '9c6915dbebd290b14f05d6e8587085de6afa508a631c7b8f8251960a0f15ce45' 
  AND (
    token = 'uXK0QFub9eyEgxEry4GxtkfKtR1bPJxhx9LqTetPGB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )