UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tr2ffDqmsOUKko4Gmmu/l6af6PabOFzDri6N/BqGEAI=' 
WHERE 
  key_id = '978d5965d9c3d387773559bb1221c88ec0944f2926e027c265638cc0470258d4' 
  AND (
    token = 'Tr2ffDqmsOUKko4Gmmu/l6af6PabOFzDri6N/BqGEAI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )