UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YxJgvfClfuPjrVpFUU1bPNzLgVIY8lKN1bAc2BH6i5w=' 
WHERE 
  key_id = '51200f8234a21316aa81c95a5d82f6be8e132b38d39b5da7a00c8f5d0642e1f7' 
  AND (
    token = 'YxJgvfClfuPjrVpFUU1bPNzLgVIY8lKN1bAc2BH6i5w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )