UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3LZJ1Tjorq+FMryIInogRbmaFiwAfdxwF+QbsiNpf0A=' 
WHERE 
  key_id = '54d0fe3d47e23700cd128474e101e8287dc0aa27756a5934e653f6ca555e6494' 
  AND (
    token = '3LZJ1Tjorq+FMryIInogRbmaFiwAfdxwF+QbsiNpf0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )