UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'QdqVeSsoZCyGruOGpSEadFCguQkkdRepQBx6bwcujj0=' 
WHERE 
  key_id = '42b0a1956d1d17367b7413fa8a5644d6aa0b6f32ce71ca79f15da58cbaf6f1fa' 
  AND (
    token = 'QdqVeSsoZCyGruOGpSEadFCguQkkdRepQBx6bwcujj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )