UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ewxQItNy4656bjSSANWuHCwrvgzlTAGEy02fdJQk2II=' 
WHERE 
  key_id = '5a559a93af407de959411ae782b3e694e79abf6f5abe82117f2682480272126c' 
  AND (
    token = 'ewxQItNy4656bjSSANWuHCwrvgzlTAGEy02fdJQk2II=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )