UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPe3vA4lkpc/JfzKN2Azwbb9opMiXFvB1dVQwHS+QyY=' 
WHERE 
  key_id = '784857b864fa883d1507a52238f82b65576a66110ee6442d04479dd2041e189d' 
  AND (
    token = 'iPe3vA4lkpc/JfzKN2Azwbb9opMiXFvB1dVQwHS+QyY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )