UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MMxSxJbi+pEx6oxmOVUr2in8ZSabrwYeNxe0Pap6o/0=' 
WHERE 
  key_id = 'c5eca16005c80c90ded8add5a711191e6a86cd9097e7a5ec3bc080d68ed9e187' 
  AND (
    token = 'MMxSxJbi+pEx6oxmOVUr2in8ZSabrwYeNxe0Pap6o/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )