UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HWyrTECGC6Dm7m3e6za5SKGxWJl/eYvSoeDsXaear70=' 
WHERE 
  key_id = '51496742fc3e008e8d9b6621afd1da768d3b5193fded35618ace262bc4f2c373' 
  AND (
    token = 'HWyrTECGC6Dm7m3e6za5SKGxWJl/eYvSoeDsXaear70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )