UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'za4JY6cb/z/H7ecK7pOuXHNKH+RhQlAiB4570lfR+uc=' 
WHERE 
  key_id = 'b79d1d7a59ac87803daac47996250bd3fbbf7433d4029920f82e780d990c47f8' 
  AND (
    token = 'za4JY6cb/z/H7ecK7pOuXHNKH+RhQlAiB4570lfR+uc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030